2,6-Difluoro-4-(fluoromethyl)-3-(trifluoromethoxy)pyridine
2,3-Difluoro-6-(fluoromethyl)-5-(trifluoromethoxy)pyridine
2-(Chloromethyl)-4,5-difluoro-3-(trifluoromethoxy)pyridine
2-(Chloromethyl)-3,6-difluoro-5-(trifluoromethoxy)pyridine
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