Ethyl 2-cyano-6-methoxy-3-(trifluoromethoxy)pyridine-5-carboxylate
Ethyl 6-(chloromethyl)-4-(difluoromethyl)-3-hydroxypyridine-2-carboxylate
Methyl 4-bromo-3-(difluoromethyl)-2-iodopyridine-6-carboxylate
4-Amino-5-methoxy-2-(trifluoromethoxy)pyridine-3-acetic acid