InChI=1S/C18H24O14S/c19-5-8-3-1-2-4-9(8)30-18-16(24)14(22)12(20)10(31-18)6-28-17-15(23)13(21)11(7-29-17)32-33(25,26)27/h1-5,10-18,20-24H,6-7H2,(H,25,26,27)