3-Fluoro-5-nitro-4-(trifluoromethoxy)pyridine
4-Bromo-2,5-dimethyl-3-(trifluoromethoxy)pyridine
2-(Chloromethyl)-3,5-dibromo-6-(trifluoromethoxy)pyridine
3-Fluoro-2-nitro-5-(trifluoromethoxy)pyridine
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