InChI=1/C18H23N3O3/c1-4-11-23-15-7-5-14(6-8-15)12-19-20-18(22)17-10-9-16(24-17)13-21(2)3/h5-10,12H,4,11,13H2,1-3H3,(H,20,22)/p+1/b19-12+/fC18H24N3O3/h20-21H/q+1 FAC88B2B167F093D