3-Amino-5-fluoro-6-hydroxy-2-(trifluoromethoxy)pyridine
2-(Difluoromethyl)-6-methyl-5-(trifluoromethoxy)pyridine-3-acetic acid
4-Amino-5-(aminomethyl)-3-bromo-2-(difluoromethyl)pyridine
6-Bromo-3-(fluoromethyl)-2-(trifluoromethoxy)pyridine-4-acetic acid