Synonyms: Acetophenone,3',5'-dihydroxy-2-[(p-hydroxy-a-methylphenethyl)amino]-, hydrobromide (7CI); Acetophenone,3',5'-dihydroxy-2-[[2-(p-hydroxyphenyl)-1-methylethyl]amino]-, hydrobromide(8CI); Ethanone,1-(3,5-dihydroxyphenyl)-2-[[2-(4-hydroxyphenyl)-1-methylethyl]amino]-,hydrobromide (9CI)