InChI=1/C14H10N2O4S/c17-13-9-4-11-12(20-7-19-11)5-10(9)15-14(21)16(13)6-8-2-1-3-18-8/h1-5H,6-7H2,(H,15,21)/p-1/fC14H9N2O4S/q-1 5833EB99067B4B54