InChI=1/C20H23N3O3/c1-3-10-23(11-4-2)15-19(24)22-17-8-5-7-16(13-17)20(25)21-14-18-9-6-12-26-18/h3-9,12-13H,1-2,10-11,14-15H2,(H,21,25)(H,22,24)/p+1/fC20H24N3O3/h21-23H/q+1 1CD5BD95CBBC7CED