InChI=1S/C21H22O14S/c22-7-14-17(26)18(27)19(28)21(33-14)34-20-15-10(23)5-12(32-13(15)6-11(24)16(20)25)8-1-3-9(4-2-8)35-36(29,30)31/h1-4,6,12,14,17-19,21-22,24-28H,5,7H2,(H,29,30,31)