InChI=1S/C31H34O11/c1-5-15(4)22(33)21-27(41-31-26(37)24(35)25(36)29(42-31)30(38)39)17(12-11-14(2)3)23(34)20-18(13-19(32)40-28(20)21)16-9-7-6-8-10-16/h6-11,13,15,24-26,29,31,34-37H,5,12H2,1-4H3,(H,38,39)