InChI=1/C15H13N3O4S/c1-18-13(15(20)17-12-8-4-5-9-16-12)14(19)10-6-2-3-7-11(10)23(18,21)22/h2-9,19H,1H3,(H,16,17,20)/p-1/fC15H12N3O4S/h19h,17H/q-1 C9B4FC3972962831