2-(Difluoromethyl)-4-fluoro-3-methyl-6-(trifluoromethoxy)pyridine
3-Fluoro-2-methyl-6-(trifluoromethoxy)pyridine-5-carboxylic acid
2-(Difluoromethyl)-3-fluoro-4-methyl-6-(trifluoromethoxy)pyridine
6-Fluoro-2-methyl-3-(trifluoromethoxy)pyridine-4-carboxylic acid