InChI=1/C16H17N3O/c1-11-7-8-14(20-11)16-18-13-6-3-2-5-12(13)15-17-9-4-10-19(15)16/h2-3,5-8,16,18H,4,9-10H2,1H3/p+1/t16-/m1/s1/fC16H18N3O/h17H/q+1 684304BC1979F803