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