InChI=1S/C31H32O13/c1-12(2)5-6-13-16(32)9-19(42-30-27(38)25(36)26(37)28(43-30)29(39)40)20(22(13)33)15-11-41-18-10-17-14(7-8-31(3,4)44-17)23(34)21(18)24(15)35/h5,7-11,25-28,30,32-34,36-38H,6H2,1-4H3,(H,39,40)