Methyl 3-(difluoromethyl)-5-iodo-2-(trifluoromethyl)pyridine-6-acetate
Methyl 6-(difluoromethyl)-4-methoxy-3-methylpyridine-2-acetate
Methyl 3-(aminomethyl)-4-(difluoromethyl)-2-iodopyridine-5-acetate
3-(Difluoromethyl)-5-methoxy-2-methylpyridine-4-acetic acid