TA 2005;2(1H)-Quinolinone, 8-hydroxy-5-(1-hydroxy-2-((2-(4-methoxyphenyl)-1-methylethyl)amino)ethyl)-, monohydrochloride, (R-(R*,R*))-;8-Hydroxy-5-(1-hydroxy-2-(N-(2-(4-methoxyphenyl)-1-methylethyl)amino)ethyl)carbostyril hydrochloride;Carmoterol hydrochloride;Chf 4226.01;2(1H)-Quinolinone, 8-hydroxy-5-[(1R)-1-hydroxy-2-[[(1R)-2-(4-Methoxyphenyl)-1-Methylethyl ]aMino]ethyl]-, Monohydrochloride;8-Hydroxy-5-[(1R)-1-hydroxy-2-[[(1R)-2-(4-methoxyphenyl)-1-methylethyl]amino]ethyl]-2(1H)-quinolinone hydrochloride;CarMoterol hcl