Methyl 3-amino-5-(difluoromethyl)-4-(trifluoromethyl)pyridine-2-acetate
2-Amino-5-(chloromethyl)-3-(difluoromethyl)pyridine-4-carboxylic acid
Methyl 3-amino-2-(difluoromethyl)-6-(trifluoromethyl)pyridine-5-acetate
Ethyl 3-amino-4-(chloromethyl)-2-(difluoromethyl)pyridine-5-carboxylate