3-Fluoro-2-methyl-5-nitro-4-(trifluoromethoxy)pyridine
4-Cyano-3-fluoro-5-methoxy-2-(trifluoromethoxy)pyridine
6-Fluoro-2-methyl-3-nitro-4-(trifluoromethoxy)pyridine
2-Fluoro-6-methyl-4-nitro-3-(trifluoromethoxy)pyridine
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