Synonyms: AC1MDOHB;MolPort-002-143-380;8778P;3-methyl-8,10-dioxo-9-azaspiro[5.5]undecane-7,11-dicarbonitrile;(1R,5R)-9-methyl-2,4-dioxo-3-azaspiro[5.5]undecane-1,5-dicarbonitrile;(1S,5S)-9-methyl-2,4-dioxo-3-azaspiro[5.5]undecane-1,5-dicarbonitrile;5306-16-1