InChI=1/C20H21N3O3/c1-12-9-13(2)14(3)18(10-12)26-20(25)16-11-17(19(21)24)23(22-16)15-7-5-4-6-8-15/h4-10,17H,11H2,1-3H3,(H2,21,24)/t17-/m0/s1/f/h21H2 1AB5384DA26CCED8