6-(Chloromethyl)-4-(difluoromethyl)-2-(trifluoromethoxy)pyridine-3-acetonitrile
2-Nitro-5-(trifluoromethoxy)pyridine-4-sulfonyl chloride
Ethyl 4-(aminomethyl)-2-cyano-5-(trifluoromethoxy)pyridine-3-acetate
2-Amino-3-(difluoromethyl)-5-methoxypyridine-4-acetonitrile