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