InChI=1/C19H20N2O3/c1-12(2)13-8-10-14(11-9-13)20-17(22)19(3)18(23)21-15-6-4-5-7-16(15)24-19/h4-12H,1-3H3,(H,20,22)(H,21,23)/t19-/m0/s1/f/h20-21H	916DE2D59A062D07