InChI=1/C14H12N2O3S/c1-7(2)16-9-6-4-3-5-8(9)10(13(16)18)11-12(17)15-14(19)20-11/h3-7H,1-2H3,(H,15,17,19)/b11-10+/f/h15H DE787A210DDF149B