InChI=1/C16H19N3/c1-19-10-4-5-14(19)12-17-9-8-13-11-18-16-7-3-2-6-15(13)16/h2-7,10-11,17-18H,8-9,12H2,1H3/p+1/fC16H20N3/h17H/q+1 F0B74BDB7924AB71