InChI=1/C20H17N3O5S/c1-27-11-7-15-19(16(8-11)28-2)29-17(21-15)10-23-20(26)13-6-4-3-5-12(13)14(22-23)9-18(24)25/h3-8H,9-10H2,1-2H3,(H,24,25)/p-1/fC20H16N3O5S/q-1 B280F7077014C69F