6-(2-(R)-((2-(R)-(3-chlorophenyl)-2-hydroxyethyl)amino)propyl)-2,3-dihydro-1,4-benzodioxine-2-(R)-carboxylic acid
6-(2-(r)-((2-(r)-(3-chlorophenyl)-2-hydroxyethyl)amino)propyl)-2,3-dihydro-1,4-benzodioxine-2-(r)-carboxylic acid