Methyl 5-cyano-4-iodo-3-(trifluoromethoxy)pyridine-2-acetate
Methyl 3-cyano-4-iodo-2-(trifluoromethoxy)pyridine-5-acetate
Methyl 3-cyano-2-iodo-5-(trifluoromethoxy)pyridine-6-acetate
2-Fluoro-5-iodo-3-(trifluoromethoxy)pyridine-4-acetic acid
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