2-(Chloromethyl)-4-(difluoromethyl)-6-methoxypyridine-3-acetic acid
2-(Chloromethyl)-3-(difluoromethyl)-4-methoxypyridine-6-acetic acid
Ethyl 5-(difluoromethyl)-2-methoxy-3-nitropyridine-6-acetate
Ethyl 4-(difluoromethyl)-3-methoxy-2-nitropyridine-6-acetate