InChI=1S/C19H16O12S/c20-12-6-10(30-16(18(22)23)17(19(24)25)31-32(26,27)28)7-13-14(12)15(21)11(8-29-13)9-4-2-1-3-5-9/h1-7,11,16-17,20H,8H2,(H,22,23)(H,24,25)(H,26,27,28)