InChI=1S/C19H18O15S/c20-4-1-6-10(15(25)11-7(33-6)2-5(21)12(22)16(11)26)14(24)9(4)19-18(28)17(27)13(23)8(34-19)3-32-35(29,30)31/h1-2,8,13,17-24,26-28H,3H2,(H,29,30,31)