InChI=1/C16H19N3/c1-12-3-5-13(6-4-12)11-19(2)15-9-7-14(8-10-15)16(17)18/h3-10H,11H2,1-2H3,(H3,17,18)/p+1/fC16H20N3/h17-18H2/q+1 4057AE2FCB4C29CA