InChI=1S/C31H34O13/c1-30(2)21-12-6-11(13(32)7-18(12)44-31(3)9-16(35)22(30)23(21)31)17-8-15(34)20-14(33)4-10(5-19(20)42-17)41-29-26(38)24(36)25(37)27(43-29)28(39)40/h4-7,16-17,21-27,29,32-33,35-38H,8-9H2,1-3H3,(H,39,40)