7-氨基-3-氯-3-头孢唑啉-4羧酸对甲氧苄盐酸盐;
7-Amino-3 chloromethyl-3-cephem-4-carboxylic Acid p-Methoxybenzyl Ester Hydrochloride;p-methoxybenzyl 7-amino-3-chloromethyl-3-cephem-4-carboxylate hydrochloride;
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