3-Bromo-2-(chloromethyl)-5-(trifluoromethoxy)pyridine
3-Bromo-2-(chloromethyl)-4-(trifluoromethoxy)pyridine
6-Bromo-2-(chloromethyl)-3-(trifluoromethoxy)pyridine
2-Bromo-6-(chloromethyl)-4-(trifluoromethoxy)pyridine
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