| 英文同义词: | 1-Methyl-5-Oxo-1,4,9-Triaza-Spiro[5.5]Undecane-9-Carboxylic Acid Tert-Butyl Ester(WX100549);tert-butyl 1-methyl-5-oxo-1,4,9-triazaspiro[5.5]undecane-9-carboxylate;1,4,9-Triazaspiro[5.5]undecane-9-carboxylic acid, 1-methyl-5-oxo-, 1,1-dimethylethyl ester |