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