InChI=1/C20H25N3O3/c1-23(2)20(11-3-4-12-20)14-21-18(24)15-7-9-16(10-8-15)22-19(25)17-6-5-13-26-17/h5-10,13H,3-4,11-12,14H2,1-2H3,(H,21,24)(H,22,25)/p+1/fC20H26N3O3/h21-23H/q+1 A4390EE1A1DBCEFE