InChI=1/C20H23N3O2/c1-25-19-7-6-14-9-16(5-4-15(14)10-19)20-17(11-21-22-20)12-23-8-2-3-18(23)13-24/h4-7,9-11,18,24H,2-3,8,12-13H2,1H3,(H,21,22)/p+1/t18-/m0/s1/fC20H24N3O2/h22-23H/q+1 EF6745BA1E46E167