InChI=1/C16H17N3/c1-11-5-3-4-6-12(11)13-7-8-15-16(14(13)9-17)19(2)10-18-15/h3-8,10H,9,17H2,1-2H3/p+1/fC16H18N3/h17H/q+1 3032698EA4AD42E8