3-Cyano-2-fluoro-5-(trifluoromethoxy)pyridine-6-carboxamide
5-Nitro-3-(trifluoromethoxy)pyridine-2-carboxamide
3-(Difluoromethyl)-6-methoxy-4-nitropyridine-2-carboxamide
3-(Difluoromethyl)-4-hydroxy-2-methylpyridine-5-carboxamide
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