3-Cyano-4-(trifluoromethoxy)pyridine-5-carbonyl chloride
2-Cyano-3-(trifluoromethoxy)pyridine-5-carbonyl chloride
3-(Difluoromethyl)-6-methoxy-2-nitropyridine-4-carbonyl chloride
3-Cyano-2-(trifluoromethoxy)pyridine-4-carbonyl chloride
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