InChI=1S/C24H30O8S/c1-15(5-9-18-16(2)6-11-20(24(18,3)4)32-33(27,28)29)13-14-30-19-10-7-17-8-12-21(25)31-23(17)22(19)26/h7-8,10,12-13,20,26H,5-6,9,11,14H2,1-4H3,(H,27,28,29)/b15-13-