InChI=1S/C31H34O12/c1-14(2)10-17(33)11-15(3)4-7-21-24(35)20-9-6-18(41-31-27(38)25(36)26(37)29(43-31)30(39)40)13-23(20)42-28(21)19-8-5-16(32)12-22(19)34/h4-6,8-10,12-13,17,25-27,29,31-34,36-38H,7,11H2,1-3H3,(H,39,40)