5-Chloro-2,3-difluoro-6-(trifluoromethoxy)pyridine
Ethyl 3,4-difluoro-6-(trifluoromethoxy)pyridine-2-carboxylate
2,3-Difluoro-4-methyl-5-(trifluoromethoxy)pyridine
Ethyl 2,6-difluoro-3-(trifluoromethoxy)pyridine-5-carboxylate
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