1-Azabicyclo[3.2.0]hept-2-ene-2-carboxylicacid,3-[[(3S,5S)-5-[[(3-carboxyphenyl)amino]carbonyl]-3-pyrrolidinyl]thio]-6-[(1R)-1-hydroxyethyl]-4-methyl-7-oxo-,(4R,5S,6S)- CAS NO.153832-46-3

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