4-Amino-3-iodo-2-nitro-5-(trifluoromethoxy)pyridine
4-Amino-5-chloro-3-(fluoromethyl)-2-(trifluoromethoxy)pyridine
3,6-Dihydroxy-4-(trifluoromethoxy)pyridine-2-carboxylic acid
4-Amino-3-chloro-2-(fluoromethyl)-5-(trifluoromethoxy)pyridine
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