英文名称
prop-2-enyl 2-[(2R,3R)-2-[2-(2,3-dimethyl-1,5-dihydropyrazol-5-yl)-2-oxoethyl]-4-oxo-3-propan-2-ylazetidin-1-yl]acetate;prop-2-enyl 2-[(2R,3R)-2-[2-(2,3-dimethyl-1,5-dihydropyrazol-5-yl)-2-oxoethyl]-4-oxo-3-propan-2-ylazetidin-1-yl]-2-(triphenyl-lambda5-phosphanylidene)acetate