3-Amino-4-(difluoromethyl)-5-methylpyridine-2-acetic acid
4-Cyano-2-(difluoromethyl)-3-methoxypyridine-5-sulfonyl chloride
5-(Fluoromethyl)-3-hydroxy-2-(trifluoromethoxy)pyridine-4-acetic acid
Ethyl 6-amino-4-(fluoromethyl)-2-(trifluoromethoxy)pyridine-3-carboxylate