Ethyl 6-hydroxy-2-methoxy-4-(trifluoromethoxy)pyridine-3-acetate
5-Hydroxy-4-methoxy-2-(trifluoromethoxy)pyridine-3-acetic acid
3-Hydroxy-2-methoxy-5-(trifluoromethoxy)pyridine-6-sulfonyl chloride
Ethyl 4-hydroxy-6-methoxy-2-(trifluoromethoxy)pyridine-3-acetate