InChI=1/C21H18N2O3/c1-25-16-10-9-12-5-2-3-6-13(12)18(16)19-14(11-22)21(23)26-17-8-4-7-15(24)20(17)19/h2-3,5-6,9-10,19H,4,7-8,23H2,1H3/t19-/m1/s1 62D4AAC250DB4426