4-Amino-6-fluoro-2-(trifluoromethoxy)pyridine-3-carboxaldehyde
5-Amino-2-methyl-4-(trifluoromethoxy)pyridine-3-carboxaldehyde
3-Amino-5-fluoro-4-(trifluoromethoxy)pyridine-2-carboxaldehyde
3-Amino-4-methyl-5-(trifluoromethoxy)pyridine-2-carboxaldehyde