InChI=1/C20H14N3O3/c1-11-6-8-12(9-7-11)10-15-19(25)23-17(20(26)22-15)16-18(24)13-4-2-3-5-14(13)21-16/h2-10,21,24H,1H3/q-1/p-1/fC20H13N3O3/h24h/q-2 3596373A598A2897