(8S)-1,4-dithia-7-azaspiro[4.4]nonane-8-carboxylic acid;hydrochloride

This compound is a hydrochloride salt form of a spirocyclic amino acid, characterized by a dithia-azaspiro nonane ring system with a carboxylic acid group. It is a small, polar molecule with stereochemical specificity, making it of interest in pharmaceutical research and chemical development.