NP-MRD: Showing NP-Card for (4as,5s,6as,6bs,8ar,9r,12as,12br,14as,14bs)-6a-(hydroxymethyl)-2,2,4a,8a,9,12b,14a-heptamethyl-10,12-dioxo-tetradecahydropicen-5-yl acetate (NP0295936)

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Record Information

Version

2.0

Created at

2022-09-10 05:13:22 UTC

Updated at

2022-09-10 05:13:22 UTC

NP-MRD ID

NP0295936

Secondary Accession Numbers

None

Natural Product Identification

Common Name

(4as,5s,6as,6bs,8ar,9r,12as,12br,14as,14bs)-6a-(hydroxymethyl)-2,2,4a,8a,9,12b,14a-heptamethyl-10,12-dioxo-tetradecahydropicen-5-yl acetate

Description

Kotalagenin 16-acetate belongs to the class of organic compounds known as triterpenoids. These are terpene molecules containing six isoprene units. (4as,5s,6as,6bs,8ar,9r,12as,12br,14as,14bs)-6a-(hydroxymethyl)-2,2,4a,8a,9,12b,14a-heptamethyl-10,12-dioxo-tetradecahydropicen-5-yl acetate is found in Salacia oblonga and Salacia reticulata. (4as,5s,6as,6bs,8ar,9r,12as,12br,14as,14bs)-6a-(hydroxymethyl)-2,2,4a,8a,9,12b,14a-heptamethyl-10,12-dioxo-tetradecahydropicen-5-yl acetate was first documented in 2008 (PMID: 18433791). Based on a literature review very few articles have been published on Kotalagenin 16-acetate (PMID: 26031882).

Structure

MOL 3D MOL SDF PDB SMILES InChI


  Mrv1652309102207132D          

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M  END

     RDKit          3D

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M  END


  Mrv1652309102207132D          

 37 41  0  0  1  0            999 V2000
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    6.4895    0.4125    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0
    7.3145    0.4125    0.0000 O   0  0  0  0  0  0  0  0  0  0  0  0
    6.0770    1.1270    0.0000 C   0  0  2  0  0  0  0  0  0  0  0  0
    6.4895    1.8414    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0
    4.0145    0.4125    0.0000 C   0  0  1  0  0  0  0  0  0  0  0  0
    4.4270   -0.3020    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0
    3.6020   -0.3020    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0
    2.7770   -0.3020    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0
    2.3645    0.4125    0.0000 C   0  0  2  0  0  0  0  0  0  0  0  0
    1.9520   -0.3020    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0
    1.5395    0.4125    0.0000 C   0  0  2  0  0  0  0  0  0  0  0  0
    1.1270   -0.3020    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0
    0.3020   -0.3020    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0
    0.4452   -1.1144    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0
   -0.4733   -0.5841    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0
   -0.1105    0.4125    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0
    0.3020    1.1270    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0
    1.1270    1.1270    0.0000 C   0  0  2  0  0  0  0  0  0  0  0  0
    0.7145    1.8414    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0
  1  2  1  0  0  0  0
  2  3  2  0  0  0  0
  2  4  1  0  0  0  0
  5  4  1  1  0  0  0
  5  6  1  0  0  0  0
  6  7  1  0  0  0  0
  7  8  1  1  0  0  0
  8  9  1  0  0  0  0
  7 10  1  0  0  0  0
 10 11  1  1  0  0  0
 11 12  1  0  0  0  0
 12 13  1  0  0  0  0
 13 14  1  1  0  0  0
 13 15  1  0  0  0  0
 15 16  1  1  0  0  0
 16 17  2  0  0  0  0
 16 18  1  0  0  0  0
 18 19  1  0  0  0  0
 19 20  2  0  0  0  0
 19 21  1  0  0  0  0
 13 21  1  0  0  0  0
 21 22  1  1  0  0  0
 15 23  1  0  0  0  0
 10 23  1  0  0  0  0
 23 24  1  1  0  0  0
 23 25  1  0  0  0  0
 25 26  1  0  0  0  0
 26 27  1  0  0  0  0
  7 27  1  0  0  0  0
 27 28  1  6  0  0  0
 27 29  1  0  0  0  0
 29 30  1  6  0  0  0
 30 31  1  0  0  0  0
 31 32  1  0  0  0  0
 31 33  1  0  0  0  0
 31 34  1  0  0  0  0
 34 35  1  0  0  0  0
 35 36  1  0  0  0  0
  5 36  1  0  0  0  0
 29 36  1  0  0  0  0
 36 37  1  1  0  0  0
M  END
> <DATABASE_ID>
NP0295936

> <DATABASE_NAME>
NP-MRD

> <SMILES>
C[C@H]1C(=O)CC(=O)[C@@H]2[C@]1(C)CC[C@H]1[C@@]2(C)CC[C@@]2(C)[C@@H]3CC(C)(C)CC[C@]3(C)[C@H](C[C@]12CO)OC(C)=O

> <INCHI_IDENTIFIER>
InChI=1S/C32H50O5/c1-19-21(35)15-22(36)26-28(19,5)10-9-23-30(26,7)13-14-31(8)24-16-27(3,4)11-12-29(24,6)25(37-20(2)34)17-32(23,31)18-33/h19,23-26,33H,9-18H2,1-8H3/t19-,23-,24+,25-,26+,28+,29-,30+,31-,32-/m0/s1

> <INCHI_KEY>
LGNUPYROIAIKBW-JZRAMSOSSA-N

> <FORMULA>
C32H50O5

> <MOLECULAR_WEIGHT>
514.747

> <EXACT_MASS>
514.36582471

> <JCHEM_ACCEPTOR_COUNT>
4

> <JCHEM_ATOM_COUNT>
87

> <JCHEM_AVERAGE_POLARIZABILITY>
59.99162480815248

> <JCHEM_BIOAVAILABILITY>
0

> <JCHEM_DONOR_COUNT>
1

> <JCHEM_FORMAL_CHARGE>
0

> <JCHEM_GHOSE_FILTER>
0

> <JCHEM_IUPAC>
(4aS,5S,6aS,6bS,8aR,9R,12aS,12bR,14aS,14bS)-6a-(hydroxymethyl)-2,2,4a,8a,9,12b,14a-heptamethyl-10,12-dioxo-docosahydropicen-5-yl acetate

> <JCHEM_LOGP>
5.634507846666667

> <JCHEM_MDDR_LIKE_RULE>
0

> <JCHEM_NUMBER_OF_RINGS>
5

> <JCHEM_PHYSIOLOGICAL_CHARGE>
0

> <JCHEM_PKA>
15.079190501282646

> <JCHEM_PKA_STRONGEST_ACIDIC>
7.125478813911723

> <JCHEM_PKA_STRONGEST_BASIC>
-2.7641628819608144

> <JCHEM_POLAR_SURFACE_AREA>
80.67

> <JCHEM_REFRACTIVITY>
143.36989999999997

> <JCHEM_ROTATABLE_BOND_COUNT>
3

> <JCHEM_RULE_OF_FIVE>
0

> <JCHEM_TRADITIONAL_IUPAC>
(4aS,5S,6aS,6bS,8aR,9R,12aS,12bR,14aS,14bS)-6a-(hydroxymethyl)-2,2,4a,8a,9,12b,14a-heptamethyl-10,12-dioxo-tetradecahydropicen-5-yl acetate

> <JCHEM_VEBER_RULE>
0

$$$$

HEADER    PROTEIN                                 10-SEP-22   NONE
TITLE     NULL                                                        
COMPND    NULL                                                        
SOURCE    NULL                                                        
KEYWDS    NULL                                                        
EXPDTA    NULL                                                        
AUTHOR    Marvin                                                      
REVDAT   1   10-SEP-22         0                                  
HETATM    1  C   UNK     0      -0.206   6.105   0.000  0.00  0.00           C+0
HETATM    2  C   UNK     0       0.564   4.771   0.000  0.00  0.00           C+0
HETATM    3  O   UNK     0      -0.206   3.437   0.000  0.00  0.00           O+0
HETATM    4  O   UNK     0       2.104   4.771   0.000  0.00  0.00           O+0
HETATM    5  C   UNK     0       2.874   3.437   0.000  0.00  0.00           C+0
HETATM    6  C   UNK     0       4.414   3.437   0.000  0.00  0.00           C+0
HETATM    7  C   UNK     0       5.184   2.104   0.000  0.00  0.00           C+0
HETATM    8  C   UNK     0       5.954   3.437   0.000  0.00  0.00           C+0
HETATM    9  O   UNK     0       5.184   4.771   0.000  0.00  0.00           O+0
HETATM   10  C   UNK     0       6.724   2.104   0.000  0.00  0.00           C+0
HETATM   11  C   UNK     0       7.494   3.437   0.000  0.00  0.00           C+0
HETATM   12  C   UNK     0       9.034   3.437   0.000  0.00  0.00           C+0
HETATM   13  C   UNK     0       9.804   2.104   0.000  0.00  0.00           C+0
HETATM   14  C   UNK     0      10.574   3.437   0.000  0.00  0.00           C+0
HETATM   15  C   UNK     0       9.034   0.770   0.000  0.00  0.00           C+0
HETATM   16  C   UNK     0       9.804  -0.564   0.000  0.00  0.00           C+0
HETATM   17  O   UNK     0       9.034  -1.897   0.000  0.00  0.00           O+0
HETATM   18  C   UNK     0      11.344  -0.564   0.000  0.00  0.00           C+0
HETATM   19  C   UNK     0      12.114   0.770   0.000  0.00  0.00           C+0
HETATM   20  O   UNK     0      13.654   0.770   0.000  0.00  0.00           O+0
HETATM   21  C   UNK     0      11.344   2.104   0.000  0.00  0.00           C+0
HETATM   22  C   UNK     0      12.114   3.437   0.000  0.00  0.00           C+0
HETATM   23  C   UNK     0       7.494   0.770   0.000  0.00  0.00           C+0
HETATM   24  C   UNK     0       8.264  -0.564   0.000  0.00  0.00           C+0
HETATM   25  C   UNK     0       6.724  -0.564   0.000  0.00  0.00           C+0
HETATM   26  C   UNK     0       5.184  -0.564   0.000  0.00  0.00           C+0
HETATM   27  C   UNK     0       4.414   0.770   0.000  0.00  0.00           C+0
HETATM   28  C   UNK     0       3.644  -0.564   0.000  0.00  0.00           C+0
HETATM   29  C   UNK     0       2.874   0.770   0.000  0.00  0.00           C+0
HETATM   30  C   UNK     0       2.104  -0.564   0.000  0.00  0.00           C+0
HETATM   31  C   UNK     0       0.564  -0.564   0.000  0.00  0.00           C+0
HETATM   32  C   UNK     0       0.831  -2.080   0.000  0.00  0.00           C+0
HETATM   33  C   UNK     0      -0.883  -1.090   0.000  0.00  0.00           C+0
HETATM   34  C   UNK     0      -0.206   0.770   0.000  0.00  0.00           C+0
HETATM   35  C   UNK     0       0.564   2.104   0.000  0.00  0.00           C+0
HETATM   36  C   UNK     0       2.104   2.104   0.000  0.00  0.00           C+0
HETATM   37  C   UNK     0       1.334   3.437   0.000  0.00  0.00           C+0
CONECT    1    2                                                            
CONECT    2    1    3    4                                                  
CONECT    3    2                                                            
CONECT    4    2    5                                                       
CONECT    5    4    6   36                                                  
CONECT    6    5    7                                                       
CONECT    7    6    8   10   27                                             
CONECT    8    7    9                                                       
CONECT    9    8                                                            
CONECT   10    7   11   23                                                  
CONECT   11   10   12                                                       
CONECT   12   11   13                                                       
CONECT   13   12   14   15   21                                             
CONECT   14   13                                                            
CONECT   15   13   16   23                                                  
CONECT   16   15   17   18                                                  
CONECT   17   16                                                            
CONECT   18   16   19                                                       
CONECT   19   18   20   21                                                  
CONECT   20   19                                                            
CONECT   21   19   13   22                                                  
CONECT   22   21                                                            
CONECT   23   15   10   24   25                                             
CONECT   24   23                                                            
CONECT   25   23   26                                                       
CONECT   26   25   27                                                       
CONECT   27   26    7   28   29                                             
CONECT   28   27                                                            
CONECT   29   27   30   36                                                  
CONECT   30   29   31                                                       
CONECT   31   30   32   33   34                                             
CONECT   32   31                                                            
CONECT   33   31                                                            
CONECT   34   31   35                                                       
CONECT   35   34   36                                                       
CONECT   36   35    5   29   37                                             
CONECT   37   36                                                            
MASTER        0    0    0    0    0    0    0    0   37    0   82    0
END

View in JSmol

Synonyms

Value	Source
Kotalagenin 16-acetic acid	Generator

Chemical Formula

C₃₂H₅₀O₅

Average Mass

514.7470 Da

Monoisotopic Mass

514.36582 Da

IUPAC Name

(4aS,5S,6aS,6bS,8aR,9R,12aS,12bR,14aS,14bS)-6a-(hydroxymethyl)-2,2,4a,8a,9,12b,14a-heptamethyl-10,12-dioxo-docosahydropicen-5-yl acetate

Traditional Name

(4aS,5S,6aS,6bS,8aR,9R,12aS,12bR,14aS,14bS)-6a-(hydroxymethyl)-2,2,4a,8a,9,12b,14a-heptamethyl-10,12-dioxo-tetradecahydropicen-5-yl acetate

CAS Registry Number

Not Available

SMILES

C[C@H]1C(=O)CC(=O)[C@@H]2[C@]1(C)CC[C@H]1[C@@]2(C)CC[C@@]2(C)[C@@H]3CC(C)(C)CC[C@]3(C)[C@H](C[C@]12CO)OC(C)=O

InChI Identifier

InChI=1S/C32H50O5/c1-19-21(35)15-22(36)26-28(19,5)10-9-23-30(26,7)13-14-31(8)24-16-27(3,4)11-12-29(24,6)25(37-20(2)34)17-32(23,31)18-33/h19,23-26,33H,9-18H2,1-8H3/t19-,23-,24+,25-,26+,28+,29-,30+,31-,32-/m0/s1

InChI Key

LGNUPYROIAIKBW-JZRAMSOSSA-N

Experimental Spectra

Not Available

Predicted Spectra

Spectrum Type	Description	Depositor ID	Depositor Organization	Depositor	Deposition Date	View
1D NMR	¹³C NMR Spectrum (1D, 25 MHz, H₂O, predicted)	Wishart Lab	Wishart Lab	David Wishart	2021-06-20	View Spectrum
1D NMR	¹H NMR Spectrum (1D, 100 MHz, H₂O, predicted)	Wishart Lab	Wishart Lab	David Wishart	2021-06-20	View Spectrum
1D NMR	¹³C NMR Spectrum (1D, 252 MHz, H₂O, predicted)	Wishart Lab	Wishart Lab	David Wishart	2021-06-20	View Spectrum
1D NMR	¹H NMR Spectrum (1D, 1000 MHz, H₂O, predicted)	Wishart Lab	Wishart Lab	David Wishart	2021-06-20	View Spectrum
1D NMR	¹³C NMR Spectrum (1D, 50 MHz, H₂O, predicted)	Wishart Lab	Wishart Lab	David Wishart	2021-06-20	View Spectrum
1D NMR	¹H NMR Spectrum (1D, 200 MHz, H₂O, predicted)	Wishart Lab	Wishart Lab	David Wishart	2021-06-20	View Spectrum
1D NMR	¹³C NMR Spectrum (1D, 75 MHz, H₂O, predicted)	Wishart Lab	Wishart Lab	David Wishart	2021-06-20	View Spectrum
1D NMR	¹H NMR Spectrum (1D, 300 MHz, H₂O, predicted)	Wishart Lab	Wishart Lab	David Wishart	2021-06-20	View Spectrum
1D NMR	¹³C NMR Spectrum (1D, 101 MHz, H₂O, predicted)	Wishart Lab	Wishart Lab	David Wishart	2021-06-20	View Spectrum
1D NMR	¹H NMR Spectrum (1D, 400 MHz, H₂O, predicted)	Wishart Lab	Wishart Lab	David Wishart	2021-06-20	View Spectrum
1D NMR	¹³C NMR Spectrum (1D, 126 MHz, H₂O, predicted)	Wishart Lab	Wishart Lab	David Wishart	2021-06-20	View Spectrum
1D NMR	¹H NMR Spectrum (1D, 500 MHz, H₂O, predicted)	Wishart Lab	Wishart Lab	David Wishart	2021-06-20	View Spectrum
1D NMR	¹³C NMR Spectrum (1D, 151 MHz, H₂O, predicted)	Wishart Lab	Wishart Lab	David Wishart	2021-06-20	View Spectrum
1D NMR	¹H NMR Spectrum (1D, 600 MHz, H₂O, predicted)	Wishart Lab	Wishart Lab	David Wishart	2021-06-20	View Spectrum
1D NMR	¹³C NMR Spectrum (1D, 176 MHz, H₂O, predicted)	Wishart Lab	Wishart Lab	David Wishart	2021-06-20	View Spectrum
1D NMR	¹H NMR Spectrum (1D, 700 MHz, H₂O, predicted)	Wishart Lab	Wishart Lab	David Wishart	2021-06-20	View Spectrum
1D NMR	¹³C NMR Spectrum (1D, 201 MHz, H₂O, predicted)	Wishart Lab	Wishart Lab	David Wishart	2021-06-20	View Spectrum
1D NMR	¹H NMR Spectrum (1D, 800 MHz, H₂O, predicted)	Wishart Lab	Wishart Lab	David Wishart	2021-06-20	View Spectrum
1D NMR	¹³C NMR Spectrum (1D, 226 MHz, H₂O, predicted)	Wishart Lab	Wishart Lab	David Wishart	2021-06-20	View Spectrum
1D NMR	¹H NMR Spectrum (1D, 900 MHz, H₂O, predicted)	Wishart Lab	Wishart Lab	David Wishart	2021-06-20	View Spectrum

Chemical Shift Submissions

Not Available

Species

Species of Origin

Species Name	Source	Reference
Salacia oblonga	LOTUS Database	35616633
Salacia reticulata	LOTUS Database	35616633

Chemical Taxonomy

Description

Belongs to the class of organic compounds known as triterpenoids. These are terpene molecules containing six isoprene units.

Kingdom

Organic compounds

Super Class

Lipids and lipid-like molecules

Class

Prenol lipids

Sub Class

Triterpenoids

Direct Parent

Triterpenoids

Alternative Parents

Substituents

Triterpenoid
Steroid
1,3-diketone
1,3-dicarbonyl compound
Carboxylic acid ester
Ketone
Cyclic ketone
Monocarboxylic acid or derivatives
Carboxylic acid derivative
Organic oxygen compound
Primary alcohol
Organooxygen compound
Alcohol
Organic oxide
Hydrocarbon derivative
Carbonyl group
Aliphatic homopolycyclic compound

Molecular Framework

Aliphatic homopolycyclic compounds

External Descriptors

Not Available

Physical Properties

State

Not Available

Experimental Properties

Property	Value	Reference
Melting Point	Not Available	Not Available
Boiling Point	Not Available	Not Available
Water Solubility	Not Available	Not Available
LogP	Not Available	Not Available

Predicted Properties

Property	Value	Source
logP	5.63	ChemAxon
pKa (Strongest Acidic)	7.13	ChemAxon
pKa (Strongest Basic)	-2.8	ChemAxon
Physiological Charge	0	ChemAxon
Hydrogen Acceptor Count	4	ChemAxon
Hydrogen Donor Count	1	ChemAxon
Polar Surface Area	80.67 Å²	ChemAxon
Rotatable Bond Count	3	ChemAxon
Refractivity	143.37 m³·mol⁻¹	ChemAxon
Polarizability	59.99 Å³	ChemAxon
Number of Rings	5	ChemAxon
Bioavailability	No	ChemAxon
Rule of Five	No	ChemAxon
Ghose Filter	No	ChemAxon
Veber's Rule	No	ChemAxon
MDDR-like Rule	No	ChemAxon

External Links

HMDB ID

Not Available

DrugBank ID

Not Available

Phenol Explorer Compound ID

Not Available

FoodDB ID

Not Available

KNApSAcK ID

Not Available

Chemspider ID

8777291

KEGG Compound ID

Not Available

BioCyc ID

Not Available

BiGG ID

Not Available

Wikipedia Link

Not Available

METLIN ID

Not Available

PubChem Compound

10601920

PDB ID

Not Available

ChEBI ID

Not Available

Good Scents ID

Not Available

References

General References

Stohs SJ, Ray S: Anti-diabetic and Anti-hyperlipidemic Effects and Safety of Salacia reticulata and Related Species. Phytother Res. 2015 Jul;29(7):986-95. doi: 10.1002/ptr.5382. Epub 2015 May 31. [PubMed:26031882 ]
Li Y, Huang TH, Yamahara J: Salacia root, a unique Ayurvedic medicine, meets multiple targets in diabetes and obesity. Life Sci. 2008 May 23;82(21-22):1045-9. doi: 10.1016/j.lfs.2008.03.005. Epub 2008 Mar 28. [PubMed:18433791 ]
LOTUS database [Link]

Showing NP-Card for (4as,5s,6as,6bs,8ar,9r,12as,12br,14as,14bs)-6a-(hydroxymethyl)-2,2,4a,8a,9,12b,14a-heptamethyl-10,12-dioxo-tetradecahydropicen-5-yl acetate (NP0295936)

MOL for NP0295936 ((4as,5s,6as,6bs,8ar,9r,12as,12br,14as,14bs)-6a-(hydroxymethyl)-2,2,4a,8a,9,12b,14a-heptamethyl-10,12-dioxo-tetradecahydropicen-5-yl acetate)

3D MOL for NP0295936 ((4as,5s,6as,6bs,8ar,9r,12as,12br,14as,14bs)-6a-(hydroxymethyl)-2,2,4a,8a,9,12b,14a-heptamethyl-10,12-dioxo-tetradecahydropicen-5-yl acetate)

3D SDF for NP0295936 ((4as,5s,6as,6bs,8ar,9r,12as,12br,14as,14bs)-6a-(hydroxymethyl)-2,2,4a,8a,9,12b,14a-heptamethyl-10,12-dioxo-tetradecahydropicen-5-yl acetate)

3D-SDF for NP0295936 ((4as,5s,6as,6bs,8ar,9r,12as,12br,14as,14bs)-6a-(hydroxymethyl)-2,2,4a,8a,9,12b,14a-heptamethyl-10,12-dioxo-tetradecahydropicen-5-yl acetate)

PDB for NP0295936 ((4as,5s,6as,6bs,8ar,9r,12as,12br,14as,14bs)-6a-(hydroxymethyl)-2,2,4a,8a,9,12b,14a-heptamethyl-10,12-dioxo-tetradecahydropicen-5-yl acetate)

3D PDB for NP0295936 ((4as,5s,6as,6bs,8ar,9r,12as,12br,14as,14bs)-6a-(hydroxymethyl)-2,2,4a,8a,9,12b,14a-heptamethyl-10,12-dioxo-tetradecahydropicen-5-yl acetate)

SMILES for NP0295936 ((4as,5s,6as,6bs,8ar,9r,12as,12br,14as,14bs)-6a-(hydroxymethyl)-2,2,4a,8a,9,12b,14a-heptamethyl-10,12-dioxo-tetradecahydropicen-5-yl acetate)

INCHI for NP0295936 ((4as,5s,6as,6bs,8ar,9r,12as,12br,14as,14bs)-6a-(hydroxymethyl)-2,2,4a,8a,9,12b,14a-heptamethyl-10,12-dioxo-tetradecahydropicen-5-yl acetate)

Structure for NP0295936 ((4as,5s,6as,6bs,8ar,9r,12as,12br,14as,14bs)-6a-(hydroxymethyl)-2,2,4a,8a,9,12b,14a-heptamethyl-10,12-dioxo-tetradecahydropicen-5-yl acetate)

3D Structure for NP0295936 ((4as,5s,6as,6bs,8ar,9r,12as,12br,14as,14bs)-6a-(hydroxymethyl)-2,2,4a,8a,9,12b,14a-heptamethyl-10,12-dioxo-tetradecahydropicen-5-yl acetate)