InChI=1/C19H21N3O3/c1-3-25-19(24)17(13-20)10-9-16(15-7-5-4-6-8-15)11-12-22(2)14-18(21)23/h4-12H,3,14H2,1-2H3,(H2,21,23)/b12-11-,16-9-,17-10-/f/h21H2 E1CEB9BB22B938DF