2,3-Difluoro-5-(trifluoromethoxy)pyridine-4-carbonyl chloride
3,5-Dichloro-2-(trifluoromethoxy)pyridine-4-carbonyl chloride
2,3-Difluoro-4-(trifluoromethoxy)pyridine-5-carbonyl chloride
3,5-Dichloro-2-(trifluoromethoxy)pyridine-6-carbonyl chloride
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