0 B14R2.6 c1ccc(cc1)Nc2ncccn2 CM14290 [2,0,0,0,0,0|2,0,0]=4 1 B14R2.68 c1ccc(cc1)c2ncc(cn2)Br CM10688 [1,0,0,0,1,0|2,0,0]=4