InChI=1/C14H19N3O2/c1-2-15-14(19)16-13(18)10-17-8-7-11-5-3-4-6-12(11)9-17/h7-9H,2-6,10H2,1H3,(H-,15,16,18,19)/p+1/fC14H20N3O2/h15-16H/q+1 51E40A3B40EB2E52