英文别名3,6-Bis(2-hydroxyethyl)-2-pyrazinepropanoic Acid; Pyrazinepropanoic acid, 3,6-bis(2-hydroxyethyl)-; Clavulanic acid Impurity B; Potassium Clavulanate EP Impurity B; Potassium clavulanate B; Potassium Clavulanate impurity B; Clavulanate Potassium Impurity 2 
