英文别名
[(1S)-1-ethoxycarbonyloxyethyl] (2S,5R,6S)-6-bromo-3,3-dimethyl-4,4,7-trioxo-4lambda6-thia-1-azabicyclo[3.2.0]heptane-2-carboxylate;[(1S)-1-ethoxycarbonyloxyethyl] (2S,5R,6S)-6-bromo-3,3-dimethyl-4,4,7-trioxo-4λ6-thia-1-azabicyclo[3.2.0]heptane-2-carboxylate