InChI=1S/C29H50O7S/c1-7-19(16(2)3)27(32)26(31)17(4)21-10-11-22-20-9-8-18-14-25(36-37(33,34)35)24(30)15-29(18,6)23(20)12-13-28(21,22)5/h7,16-18,20-27,30-32H,8-15H2,1-6H3,(H,33,34,35)/b19-7+