137888-11-0 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 TA 2005 TA-2005