InChI=1S/C27H34O9/c1-23-7-5-16-25(3)17(9-19(29)33-4)24(2)13-27(25,32)36-26(16,11-15(28)21(24)31)18(23)10-20(30)35-22(23)14-6-8-34-12-14/h6,8,12,16-18,21-22,31-32H,5,7,9-11,13H2,1-4H3/t16-,17?,18+,21-,22+,23-,24-,25-,26-,27+/m1/s1