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