InChI=1S/C32H42O15/c1-16(11-7-13-18(3)28(39)40)9-5-6-10-17(2)12-8-14-19(4)30(43)47-32-27(23(36)21(34)20(15-33)44-32)46-31-25(38)22(35)24(37)26(45-31)29(41)42/h5-14,20-27,31-38H,15H2,1-4H3,(H,39,40)(H,41,42)/b6-5+,11-7+,12-8+,16-9+,17-10+,18-13+,19-14+