InChI=1S/C31H48O9/c1-17-7-6-8-18(2)13-14-31(5)21(11-10-19(3)22(33)12-9-17)24(26(35)29(31)38)20(4)16-39-30-28(37)27(36)25(34)23(15-32)40-30/h7,10,13,20-23,25,27-28,30,32-37H,6,8-9,11-12,14-16H2,1-5H3/b17-7-,18-13+,19-10+/t20-,21-,22+,23-,25-,27+,28-,30+,31+/m1/s1