4-Cyano-3-methoxy-5-(trifluoromethoxy)pyridine-2-acetic acid
3-Chloro-2-(fluoromethyl)-5-methyl-6-(trifluoromethoxy)pyridine
5-Cyano-3-methoxy-2-(trifluoromethoxy)pyridine-4-acetic acid
6-Chloro-2-(fluoromethyl)-4-methyl-3-(trifluoromethoxy)pyridine
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