InChI=1/C18H17BrN2/c1-2-21-18(15-9-5-6-10-17(15)19)16-12-20-11-13-7-3-4-8-14(13)16/h3-12,18,21H,2H2,1H3/p+1/t18-/m1/s1/fC18H18BrN2/h21H/q+1 E9F734242FF08132