3-Chloro-4-methoxy-2-nitro-6-(trifluoromethoxy)pyridine
3-Cyano-4-methoxy-5-nitro-2-(trifluoromethoxy)pyridine
2-(Aminomethyl)-4-cyano-3-(trifluoromethoxy)pyridine-5-acetonitrile
3-Cyano-2-methoxy-6-nitro-5-(trifluoromethoxy)pyridine
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