5-benzylidene-2-(2-bromo-phenyl)-3-phenyl-3,5-dihydro-imidazol-4-one

2-(2-chlorophenyl)-1-phenylbenzimidazole

对甲苯磺酰氯

N-[4-(dimethylamino)phenyl]benzenecarboximidoyl cyanide

甲醇