英文名称
(2R,5R)-3-[2-[2-[2-[[2-[[(5R,6R)-2-carboxy-3,3-dimethyl-7-oxo-4-thia-1-azabicyclo[3.2.0]heptan-6-yl]amino]-1-(4-hydroxyphenyl)-2-oxoethyl]carbamoyloxy]ethyldisulfanyl]ethoxycarbonyloxy]ethylidene]-7-oxo-4-oxa-1-azabicyclo[3.2.0]heptane-2-carboxylic acid