英文名称
benzhydryl (2S,3R,6Z)-3-[(2-chloroacetyl)oxymethyl]-3-methyl-7-oxo-6-[(4-prop-2-enoxycarbonylpyridin-2-yl)methylidene]-4-thia-1-azabicyclo[3.2.0]heptane-2-carboxylate;benzhydryl (2R)-3-(1-chloroethenylperoxy)-3-methyl-7,8-dioxo-5-thia-1-azabicyclo[4.2.0]octane-2-carboxylate;triphenyl-[[4-(1-prop-2-enoxyethenyl)pyridin-2-yl]methylidene]-lambda5-phosphane