3-Bromo-2,5-dichloro-6-(trifluoromethoxy)pyridine
6-(Chloromethyl)-2-(difluoromethyl)-4-iodopyridine-3-acetic acid
3-(Difluoromethyl)-5-methoxy-4-nitropyridine-2-sulfonyl chloride
Methyl 5-(fluoromethyl)-2-methoxy-3-(trifluoromethoxy)pyridine-6-acetate