InChI=1/C14H13N3O3/c18-14(19)10-6-2-1-5-9(10)13-16-12(17-20-13)11-7-3-4-8-15-11/h1-4,7-10H,5-6H2,(H,18,19)/p-1/t9-,10+/m1/s1/fC14H12N3O3/q-1 B21048AC5CC73D2F