3-Cyano-2-hydroxy-5-(trifluoromethoxy)pyridine-6-acetic acid
4-Chloro-3-iodo-6-methoxy-2-(trifluoromethoxy)pyridine
4-(Aminomethyl)-3-chloro-6-nitro-2-(trifluoromethoxy)pyridine
3-Cyano-2-hydroxy-4-(trifluoromethoxy)pyridine-5-acetic acid
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