英文别名Lansoprazole Impurity 29; 2-(Chloromethyl)-3-methyl-4-pyridinol; 2-(chloromethyl)-3-methyl-1H-pyridin-4-one; Lansoprazole Impurity B-6; 4-Pyridinol, 2-(chloromethyl)-3-methyl-; Rabeprazole Impurity 20(Lansoprazole impurity 52); Eprazole impurity 22 
