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