InChI=1/C18H27N3O2/c1-13-5-7-14(8-6-13)20-17(23)21-11-9-15(10-12-21)19-16(22)18(2,3)4/h5-8,15H,9-12H2,1-4H3,(H,19,22)(H,20,23)/f/h19-20H A4AD0C45DA9CEB1A