Ethyl 3-bromo-5-(trifluoromethoxy)pyridine-4-carboxylate
3-Bromo-5-(difluoromethyl)-2-(trifluoromethoxy)pyridine
5-Bromo-4-(difluoromethyl)-2-(trifluoromethoxy)pyridine
3-Bromo-4-(difluoromethyl)-5-(trifluoromethoxy)pyridine
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