InChI=1S/C31H32O12/c1-13(2)11-18(32)21-22(34)20-17(12-19(33)41-26(20)16-9-10-31(3,4)43-27(16)21)14-5-7-15(8-6-14)40-30-25(37)23(35)24(36)28(42-30)29(38)39/h5-10,12-13,23-25,28,30,34-37H,11H2,1-4H3,(H,38,39)