2-Bromo-3-chloro-5-(trifluoromethoxy)pyridine-6-acetic acid
2-Amino-3-methoxy-6-nitro-5-(trifluoromethoxy)pyridine
4-Amino-2-(chloromethyl)-3-(difluoromethyl)-6-(trifluoromethoxy)pyridine
3-Amino-5-(chloromethyl)-6-(difluoromethyl)-2-(trifluoromethoxy)pyridine