InChI=1S/C28H46O10/c1-7-20-13-16(2)21(30)12-10-8-9-11-17(3)36-23(32)14-22(31)25(35-6)24(20)38-27-26(33)28(34,19(5)29)15-18(4)37-27/h8-10,12,16-18,20-22,24-27,30-31,33-34H,7,11,13-15H2,1-6H3/b9-8+,12-10+