3-(Chloromethyl)-2-cyano-6-(difluoromethyl)-4-methoxypyridine
Methyl 3-bromo-2-(chloromethyl)-5-(difluoromethyl)pyridine-6-acetate
5-Amino-2-methoxy-4-(trifluoromethoxy)pyridine-3-sulfonyl chloride
2-Iodo-4-methoxy-3-(trifluoromethoxy)pyridine-6-sulfonyl chloride