InChI=1/C21H20N2O3/c1-4-23(17-11-13(2)9-10-14(17)3)21(24)19-16-12-25-18-8-6-5-7-15(18)20(16)26-22-19/h5-11H,4,12H2,1-3H3 6D367B0E0B69095B