InChI=1S/C25H26O9S/c1-14(2)4-6-16-8-18(9-17(25(16)29)7-5-15(3)13-33-35(30,31)32)22-12-21(28)24-20(27)10-19(26)11-23(24)34-22/h4-5,8-12,26-27,29H,6-7,13H2,1-3H3,(H,30,31,32)