InChI=1/C18H25N3O2/c22-21(23)17-4-2-1-3-16(17)13-19-7-9-20(10-8-19)18-12-14-5-6-15(18)11-14/h1-4,14-15,18H,5-13H2/p+1/t14-,15+,18-/m0/s1/fC18H26N3O2/h20H/q+1 22A54E0F481A2C55