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