1-Azabicyclo[3.2.0]hept-2-ene-2-carboxylic acid,6-[(1R)-1-hydroxyethyl]-3-[[4-[(2-methoxyethoxy)carbonyl]-5-thiazolyl]thio]-4-methyl-7-oxo-, (2,2-dimethyl-1-oxopropoxy)methyl ester,(4R,5S,6S)-
CAS No. 738618-02-5