4-(2-(tert-butylamino)-1-hydroxyethyl)-2-((2-hydroxy-2-(4-hydroxy-3-(hydroxymethyl)phenyl)ethoxy)methyl)phenol; Salbutamol Impurity P
4-(2-(tert-butylamino)-1-hydroxyethyl)-2-((2-hydroxy-2-(4-hydroxy-3-(hydroxymethyl)phenyl)ethoxy)methyl)phenol; Salbutamol Impurity P