((Dimethoxy-2,4 phenyl)iminomethyl)-4 pyridine chlorhydrate [French] 2,4-Dimethoxy-N-(4-pyridinylmethylene)benzenamine monohydrochloride 75273-83-5 Benzenamine, 2,4-dimethoxy-N-(4-pyridinylmethylene)-, monohydrochloride