InChI=1S/C29H42O7/c1-19(2)9-7-10-20(3)11-8-12-21(4)13-14-29-24(31)15-23(26(33)27(29)36-29)18-35-25(32)17-28(6,34)16-22(5)30/h9,11,13,15,26-27,33-34H,7-8,10,12,14,16-18H2,1-6H3/b20-11+,21-13+/t26-,27-,28?,29?/m1/s1