5-Amino-2-(difluoromethyl)pyridine-3-carboxylic acid
4-(Chloromethyl)-3-(difluoromethyl)-6-(trifluoromethoxy)pyridine-2-acetic acid
2-Amino-6-(difluoromethyl)pyridine-3-carboxylic acid
Ethyl 4-(chloromethyl)-2-(difluoromethyl)-3-(trifluoromethoxy)pyridine-6-acetate