InChI=1S/C22H28O7/c1-12-14-7-15(25)17-21(11-29-19(27)22(17,8-14)18(12)26)6-4-5-20(3,16(21)9-23)10-28-13(2)24/h9,14-17,25H,1,4-8,10-11H2,2-3H3/t14-,15-,16-,17-,20+,21+,22+/m1/s1