3-Fluoro-2-iodo-4-(trifluoromethoxy)pyridine-5-carboxaldehyde
2-Amino-3-methoxy-6-(trifluoromethoxy)pyridine-4-sulfonyl chloride
3-Bromo-2-(fluoromethyl)-4-(trifluoromethoxy)pyridine-6-acetic acid
2-(Chloromethyl)-3-(difluoromethyl)-5-(trifluoromethyl)pyridine-4-sulfonyl chloride