شوائب كلافولانات EP B

3-[3,6-bis(2-hydroxyethyl)pyrazin-2-yl]propanoic acid; Potassium Clavulanate - Impurity B (EP/BP); 3,6-Bis(2-hydroxyethyl)-2-pyrazinepropanoic Acid; Pyrazinepropanoic acid, 3,6-bis(2-hydroxyethyl)-; 3-(2-Carboxyethyl)-2,5-bis(2-hydroxyethyl)pyrazine; 2-Pyrazinepropanoic acid, 3,6-bis(2-hydroxyethyl)-