6-Amino-3-(aminomethyl)-2-(difluoromethyl)pyridine-4-acetic acid
3-(Bromomethyl)-2-methyl-5-(trifluoromethoxy)pyridine-6-carboxaldehyde
2-Amino-3-(fluoromethyl)-6-methyl-4-(trifluoromethoxy)pyridine
6-(Difluoromethyl)-2,3-dimethoxypyridine-4-acetonitrile