4-(Difluoromethyl)-3-methoxy-2-methylpyridine-6-acetic acid
4-(Difluoromethyl)-2-methoxy-6-methylpyridine-3-acetic acid
Methyl 3-(chloromethyl)-5-(difluoromethyl)-2-iodopyridine-6-acetate
Methyl 3-(chloromethyl)-4-(difluoromethyl)-6-iodopyridine-2-acetate