Methyl 2-nitro-5-(trifluoromethoxy)pyridine-4-carboxylate
Ethyl 4-(difluoromethyl)-2-methyl-3-(trifluoromethoxy)pyridine-6-carboxylate
4-Nitro-3-(trifluoromethoxy)pyridine-5-carboxylic acid
4-Methoxy-2-(trifluoromethoxy)pyridine-3-carboxylic acid
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