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