[{"from": "human", "value": "Please give me some details about this molecule. [C][=Branch1][C][=O][C][Branch1][=N][C][=Branch1][C][=O][N][C][=Branch1][C][=O][N][Ring1][#Branch1][N][=C][Branch1][Ring2][N][Ring1][N][N]"}, {"from": "gpt", "value": "The molecule is an azaspiro compound that is 1,3,6,8-tetraazaspiro[4.4]non-6-ene which is substituted by oxo groups at positions 2, 4, and 9. Both enantiomers are highly mutagenic products resulting from the oxidation of guanine and 8-oxo-7,8-dihydroguanine in DNA by reactive oxygen species. It has a role as a mutagen. It is functionally related to a hydantoin."}]