2-Bromo-3-fluoro-6-nitro-4-(trifluoromethoxy)pyridine
2-Bromo-6-chloro-5-(chloromethyl)-3-(trifluoromethoxy)pyridine
6-Bromo-3-chloro-2-(chloromethyl)-4-(trifluoromethoxy)pyridine
2-Bromo-6-chloro-5-(difluoromethyl)-3-(trifluoromethoxy)pyridine
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