acebutolol(+-)-acebutolol3'-acetyl-4'-(2-hydroxy-3-(isopropylamino)propoxy)butyranilide5'-butyramido-2'-(2-hydroxy-3-isopropylaminopropoxy)acetophenoneAcebutololN-(3-acetyl-4-[2-hydroxy-3-(isopropylamino)propoxy]phenyl)butanamideN-[3-acetyl-4-[2-hydroxy-3-[(1-methylethyl)amino]propoxy]phenyl]butanamide