InChI=1/C19H25N3O/c20-17-6-4-9-19(16-17)23-15-5-10-21-11-13-22(14-12-21)18-7-2-1-3-8-18/h1-4,6-9,16H,5,10-15,20H2 19BE8F37CA1CA1EA