InChI=1S/C18H26O17S/c19-4-1-7(21)18(29,16(28)8(4)11(24)15-13(26)9(22)5(20)2-33-15)17-14(27)12(25)10(23)6(35-17)3-34-36(30,31)32/h1,5-6,9-15,17,20-29H,2-3H2,(H,30,31,32)