InChI=1/C16H19N3O2/c20-16(21)13-3-1-4-14-12(13)7-8-15(19-14)18-10-2-9-17-11-5-6-11/h1,3-4,7-8,11,17H,2,5-6,9-10H2,(H,18,19)(H,20,21)/p+1/fC16H20N3O2/h17-19H/q+1 2B93A2BE960DD609