3-Amino-6-(difluoromethyl)-2-(trifluoromethoxy)pyridine-4-carboxylic acid
4-Amino-2-nitro-5-(trifluoromethoxy)pyridine-3-carboxaldehyde
2-Amino-5-(difluoromethyl)-3-(trifluoromethoxy)pyridine-6-acetic acid
Methyl 3-amino-4-nitro-2-(trifluoromethoxy)pyridine-6-carboxylate