5-(Fluoromethyl)-2-iodo-4-(trifluoromethoxy)pyridine-3-carboxylic acid
4-(Fluoromethyl)-5-iodo-2-(trifluoromethoxy)pyridine-3-carboxylic acid
4-(Fluoromethyl)-3-iodo-5-(trifluoromethoxy)pyridine-2-carboxylic acid
2-(Chloromethyl)-3-methoxy-4-nitro-5-(trifluoromethoxy)pyridine