4-(Difluoromethyl)-5-methyl-3-(trifluoromethoxy)pyridine-2-carboxylic acid
4-(Difluoromethyl)-3-methyl-2-(trifluoromethoxy)pyridine-5-carboxylic acid
3-(2,5-Dichlorophenyl)-2-(difluoromethoxy)pyridine
2-Iodo-3-methoxy-6-(trifluoromethoxy)pyridine
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