(-)-Atenolol (S)-4-(2-Hydroxy-3-((1-methylethyl)amino)propoxy)benzeneacetamide 2-(p-((2S)-2-Hydroxy-3-(isopropylamino)propoxy)phenyl)acetamide 93379-54-5 Benzeneacetamide, 4-(2-hydroxy-3-((1-methylethyl)amino)propoxy)-, (S)- Esatenolol S-(-)-4-(2-Hydroxy-3-isopropylaminopropoxy)phenylacetamide S-Atenolol