6-Amino-2-chloro-3-(trifluoromethoxy)pyridine-4-carboxylic acid
4-Amino-6-(difluoromethyl)-2-iodo-3-(trifluoromethoxy)pyridine
3-Amino-5-iodo-4-(trifluoromethoxy)pyridine-2-carboxylic acid
4-Amino-3-methoxy-2-methyl-5-(trifluoromethoxy)pyridine
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