InChI=1/C18H23N3O3/c1-14-6-8-15(9-7-14)19-17(22)12-20(2)13-18(23)21(3)11-16-5-4-10-24-16/h4-10H,11-13H2,1-3H3,(H,19,22)/p+1/fC18H24N3O3/h19-20H/q+1 905F64A33EF1AFEC