InChI=1/C19H23N3/c1-22-17(16-5-3-2-4-6-16)20-21-18(22)19-10-13-7-14(11-19)9-15(8-13)12-19/h2-6,13-15H,7-12H2,1H3 E3CA0F52347B8F40