EPY0000359
Acebutolol impurity B - N-[3-acetyl-4-[(2RS)-2-hydroxy-3-[(1-methylethyl) amino]propoxy]phenyl]acetamide (diacetolol)
EPY0000127
Acebutolol impurity C - N-(3-acetyl-4-hydroxyphenyl)butanamide
EPY0000128
Acebutolol impurity I - N-[3-acetyl-4-[(2RS)-3-(ethylamino)-2-hydroxypropoxy]phenyl)butanamide