InChI=1S/C25H28O9S/c1-13(2)5-7-15-9-16(10-21(28)24(15)34-35(30,31)32)18-12-33-25-17(8-6-14(3)4)19(26)11-20(27)22(25)23(18)29/h5-6,9-11,18,26-28H,7-8,12H2,1-4H3,(H,30,31,32)