Methyl 2-fluoro-5-nitro-3-(trifluoromethoxy)pyridine-6-acetate
4-(Difluoromethyl)-2-fluoro-3-(trifluoromethoxy)-5-(trifluoromethyl)pyridine
Methyl 2-fluoro-4-nitro-3-(trifluoromethoxy)pyridine-6-acetate
3-Hydroxy-6-methoxy-4-(trifluoromethoxy)pyridine-2-sulfonyl chloride