Methyl 5-fluoro-2-(trifluoromethoxy)-3-(trifluoromethyl)pyridine-6-acetate
5-(Difluoromethyl)-2-fluoro-3-(trifluoromethoxy)pyridine-4-carboxylic acid
Methyl 4-fluoro-3-(trifluoromethoxy)-6-(trifluoromethyl)pyridine-2-acetate
2-Hydroxy-5-methyl-3-(trifluoromethoxy)pyridine-6-sulfonyl chloride