InChI=1/C21H23N3O2/c1-15-8-7-11-19(16(15)2)23-20(25)13-24(3)12-18-14-26-21(22-18)17-9-5-4-6-10-17/h4-11,14H,12-13H2,1-3H3,(H,23,25)/p+1/fC21H24N3O2/h23-24H/q+1 D696ADFC17E46FA2