4-Amino-2-(bromomethyl)-3-nitro-6-(trifluoromethoxy)pyridine
5-Bromo-3-(bromomethyl)-4-chloro-2-(trifluoromethoxy)pyridine
3-Bromo-2-(bromomethyl)-6-fluoro-4-(trifluoromethoxy)pyridine
3-Bromo-2-(bromomethyl)-5-fluoro-4-(trifluoromethoxy)pyridine
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