4-Nitro-2-(trifluoromethoxy)pyridine-5-carboxylic acid
3,5-Diamino-2-fluoro-6-(trifluoromethoxy)pyridine
4-(Fluoromethyl)-3-hydroxy-5-(trifluoromethoxy)pyridine
3,4-Diamino-6-fluoro-2-(trifluoromethoxy)pyridine
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