英文名称
3-[2-[(2R,3R)-4-oxo-1-[2-oxo-2-prop-2-enoxy-1-(triphenyl-lambda5-phosphanylidene)ethyl]-3-propan-2-ylazetidin-2-yl]acetyl]benzoic acid;prop-2-enyl 2-[(2R,3R)-2-[2-(3-carbamoylphenyl)-2-oxoethyl]-4-oxo-3-propan-2-ylazetidin-1-yl]-2-(triphenyl-lambda5-phosphanylidene)acetate