(3S,5S)-2-(tert-Butoxycarbonyl)-6-oxo-2,7-diazaspiro[4.4]nonane-3-carboxylic acid

(3S,5S)-2-(tert-Butoxycarbonyl)-6-oxo-2,7-diazaspiro[4.4]nonane-3-carboxylic acid · CAS 3037307-89-1