英文别名4-methoxy-1,2-benzoquinone; Omeprazole Impurity 44; 3,5-Cyclohexadiene-1,2-dione, 4-methoxy-; 4-MOB; 4-Methoxy-benzochinon-(1,2); 4-Methoxy-[1,2]benzochinon; m-Methoxy-o-benzoquinone; 4-methoxy-o-quinone; 4-Methoxy-2-benzoquinone; 4-Methoxy-ortho-benzoquinone 
