InChI=1S/C25H26O8S/c1-14(2)5-6-15-13-16(7-9-19(15)26)22-24(33-34(28,29)30)21(27)18-8-10-20-17(23(18)31-22)11-12-25(3,4)32-20/h5,7-13,22,24,26H,6H2,1-4H3,(H,28,29,30)