3-Chloro-6-hydroxy-2-nitro-4-(trifluoromethoxy)pyridine
2-Chloro-6-hydroxy-3-methoxy-4-(trifluoromethoxy)pyridine
2-Chloro-6-(chloromethyl)-3-hydroxy-5-(trifluoromethoxy)pyridine
2-Chloro-5-(chloromethyl)-3-hydroxy-6-(trifluoromethoxy)pyridine
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