(S)-Betataxolol hydrochloride 116209-55-3 2-Propanol, 1-(4-(2-(cyclopropylmethoxy)ethyl)phenoxy)-3-((1-methylethyl)amino)-, hydrochloride, (2S)- AL 1577A Betaxon LEVOBETAXOLOL HYDROCHLORIDE Levobetaxolol hydrochloride [USAN]