InChI=1/C20H23N3O2/c1-13-6-4-5-7-16(13)22-19(24)25-14-8-9-17-15(12-14)20(2)10-11-21-18(20)23(17)3/h4-9,12,18,21H,10-11H2,1-3H3,(H,22,24)/p+1/t18-,20-/m0/s1/fC20H24N3O2/h22-23H/q+1 D0915901A62570B6