EPB1121000
Biperiden impurity A - (1RS)-1-[(1SR,2SR,4SR)-bicyclo[2.2.1]hept-5-en-2-yl]-1-phenyl-3-(piperidin-1-yl)propan-1-ol (endo form)
Biperiden impurity A - (1RS)-1-[(1SR,2SR,4SR)-bicyclo[2.2.1]hept-5-en-2-yl]-1-phenyl-3-(piperidin-1-yl)propan-1-ol (endo form)
Betaxolol impurity A - (2RS)-1-(4-ethylphenoxy)-3-[(1-methylethyl)amino]propan-2-ol