英文别名
                        1,1-dimethylethyl (2S,5S)-5-<<5-<(diethoxyphopsphoryl)methyl>-4-nitro(1,1'-biphenyl)-3-yl>methyl>-2-(1,1-dimethylethyl)-3-methyl-4-oxoimidazolidine-1-carboxylate;tert-butyl (2S,5S)-2-tert-butyl-5-[[3-(diethoxyphosphorylmethyl)-2-nitro-5-phenylphenyl]methyl]-3-methyl-4-oxoimidazolidine-1-carboxylate