2-Bromo-3-(chloromethyl)-4-methyl-5-(trifluoromethoxy)pyridine
5-(Aminomethyl)-4-bromo-3-methoxy-2-(trifluoromethoxy)pyridine
6-Bromo-4-(chloromethyl)-2-(difluoromethyl)-3-(trifluoromethoxy)pyridine
2-Bromo-3-(chloromethyl)-6-(difluoromethyl)-5-(trifluoromethoxy)pyridine