5-Bromo-3-cyano-2-(trifluoromethoxy)pyridine-4-sulfonyl chloride
4-Amino-3-methyl-2-(trifluoromethoxy)pyridine-6-acetic acid
6-Amino-4-(difluoromethyl)-3-(trifluoromethoxy)pyridine-2-methanol
4-(Chloromethyl)-2-(difluoromethyl)pyridine-5-carboxaldehyde