1-Phenacyl-4-hydroxyiminoformylpyridinium chloride 19340-18-2 4-Formyl-1-phenacylpyridinium chloride 4-oxime Chlorure de 1 phenacyle de pyridine 4-aldoxime [French] Pyridinium, 4-((hydroxyimino)methyl)-1-(2-oxo-2-phenylethyl)-, chloride Pyridinium, 4-formyl-1-phenacyl-, chloride, 4-oxime