英文名称
(2S,5R,6R)-6-[[2-(3,4-dichlorophenyl)-2-methoxyacetyl]amino]-3,3-dimethyl-7-oxo-4-thia-1-azabicyclo[3.2.0]heptane-2-carboxylic acid;(2S,5R,6R)-3,3-dimethyl-7-oxo-6-[[(2R)-2-phenyl-2-sulfoacetyl]amino]-4-thia-1-azabicyclo[3.2.0]heptane-2-carboxylic acid