InChI=1/C15H10N2O4S/c18-14(19)9-3-5-10(6-4-9)16-13-12(22-15(20)17-13)8-11-2-1-7-21-11/h1-8H,(H,18,19)(H,16,17,20)/p-2/b12-8-/fC15H8N2O4S/q-2/b12-8-,16-13? D601130A6996345C