InChI=1/C14H19N3O2/c1-18-12-9-11(16-8-4-6-15)13-10(14(12)19-2)5-3-7-17-13/h3,5,7,9,16H,4,6,8,15H2,1-2H3/p+1/fC14H20N3O2/h15H/q+1 B11BC53BFC28557C