InChI=1S/C21H24O15S/c22-5-11-14(26)17(29)18(30)21(34-11)12-15(27)16(28)13(25)7-4-9(24)19(35-20(7)12)6-1-2-8(23)10(3-6)36-37(31,32)33/h1-3,9,11,14,17-19,21-30H,4-5H2,(H,31,32,33)