InChI=1S/C21H20O14S/c22-11-5-10(32-21-18(26)16(24)17(25)19(34-21)20(27)28)6-14-15(11)12(23)7-13(33-14)8-1-3-9(4-2-8)35-36(29,30)31/h1-6,13,16-19,21-22,24-26H,7H2,(H,27,28)(H,29,30,31)