InChI=1/C20H14N2O3/c23-18(17-14-9-3-4-10-16(14)21-19(17)24)20(25)22-15-11-5-7-12-6-1-2-8-13(12)15/h1-11,21,24H,(H,22,25)/p-1/fC20H13N2O3/h24h,22H/q-1 30EBD6188E0D57CC