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54275-93-3 (1s,3s,5r,6r)-(4-nitrophenylmethyl)-1-dioxo-6-phenylacetamido-penam-3-carboxylate

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Product Name (1S,3S,5R,6R)-(4-nitrophenylmethyl)-1-dioxo-6-phenylacetamido-penam-3-carboxylate
CAS No. 54275-93-3
Synonyms GESO; penicilin G sulfoxide p-nitrobenzyl ester