2-(Fluoromethyl)-5-methoxy-3-methyl-4-(trifluoromethoxy)pyridine
3-(Bromomethyl)-2-iodo-4-(trifluoromethoxy)pyridine-6-carboxylic acid
6-(Fluoromethyl)-4-methoxy-3-methyl-2-(trifluoromethoxy)pyridine
2-(Bromomethyl)-6-iodo-5-(trifluoromethoxy)pyridine-3-carboxylic acid