InChI=1/C19H15N3O4/c23-15-10-11-19(16(24)20-18(26)21-17(19)25)22(15)14-8-6-13(7-9-14)12-4-2-1-3-5-12/h1-9H,10-11H2,(H2,20,21,24,25,26)/p-1/fC19H14N3O4/h20H/q-1/t19-/m1/s1 CCA8F5347B608167