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