Ethyl 2-amino-4-(difluoromethyl)-3-methoxypyridine-6-carboxylate
2-Amino-6-(difluoromethyl)-4-methoxypyridine-3-acetic acid
4-Amino-3-(difluoromethyl)-2-methoxypyridine-5-carboxaldehyde
Ethyl 2-amino-3-(difluoromethyl)-6-methoxypyridine-4-carboxylate