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