InChI=1/C18H16N2O3/c21-13-7-8-17-16(10-13)14-5-2-6-15(14)18(19-17)11-3-1-4-12(9-11)20(22)23/h1-5,7-10,14-15,18-19,21H,6H2/t14-,15-,18+/m0/s1 35AAE6671A4005EE