Mirabegron Impurity 16

1-((4-Aminophenethyl)amino)-2-phenylethanol; 1-((4-Aminophenethyl)amino)-2-phenylethan-1-ol; 
α-[[2-(4-Aminophenyl)ethyl]amino]benzeneethanol; Benzeneethanol, α-[[2-(4-aminophenyl)ethyl]amino]; Benzeneethanol, α-[[2-(4-aminophenyl)ethyl]amino];