1,2-Benzenediol, 4,4'-(iminodi-2,1-ethanediyl)bis-, hydrochloride, hydrate (4:4:1) 3,4,3',4'-Tetrahydroxy-di(beta-phenylethyl)amine hydrochloride hydrate (4:4:1) 4,4'-(Iminodi-2,1-ethanediyl)bis(1,2-benzenediol) hydrochloride hydrate (4:4:1) CZ9001500