3,6-Difluoro-2-(trifluoromethoxy)pyridine-4-carboxylic acid
3-Hydroxy-2-(trifluoromethoxy)pyridine-5-acetic acid
2,5-Difluoro-3-(trifluoromethoxy)pyridine-6-carboxylic acid
4-Amino-6-bromo-3-fluoro-2-(trifluoromethoxy)pyridine
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