InChI=1/C18H23N3O3/c1-14-9-10-16(24-14)11-21(3)18(23)13-20(2)12-17(22)19-15-7-5-4-6-8-15/h4-10H,11-13H2,1-3H3,(H,19,22)/p+1/fC18H24N3O3/h19-20H/q+1 3284297F00C156C1