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