Ethyl 3-(aminomethyl)-4-(difluoromethyl)-2-methylpyridine-5-acetate
Ethyl 3-(aminomethyl)-2-(difluoromethyl)-6-methylpyridine-5-acetate
Ethyl 3-(aminomethyl)-2-(difluoromethyl)-6-methylpyridine-4-acetate
Ethyl 3-(aminomethyl)-2-(difluoromethyl)-5-methylpyridine-6-acetate