英文别名5-Amino-2-(3-(tert-butylamino)-2-hydroxypropoxy)acetophenone; Celiprolol Impurity A; Celiprolol EP Impurity A; 3-Acetyl-4-[3-(1,1-Dimethylethylamino)-2-Hydroxy-Propoxy]Aniline; 1-[5-AMino-2-[3-[(1,1-diMethylethyl)aMino]-2-hydroxypropoxy]phenyl]ethanone; Celiprolol hydrochloride impurity A