InChI=1/C19H17N3O3/c23-17(16-6-3-11-20-16)21-12-7-9-13(10-8-12)22-18(24)14-4-1-2-5-15(14)19(22)25/h1-2,4-5,7-10,16,20H,3,6,11H2,(H,21,23)/p+1/t16-/m0/s1/fC19H18N3O3/h20-21H/q+1 CDA9D5F67C9D8900