InChI=1S/C31H42O14/c1-16(9-5-6-10-17(2)12-8-14-19(4)32)11-7-13-18(3)29(41)45-31-26(38)22(34)21(33)20(43-31)15-42-30-25(37)23(35)24(36)27(44-30)28(39)40/h5-14,20-27,30-38H,15H2,1-4H3,(H,39,40)/b6-5+,11-7+,12-8-,16-9+,17-10+,18-13-,19-14+