[{"from": "human", "value": "What can you tell me about this molecule? [C@H1][Branch1][=N][C][=Branch1][C][=O][N][C][=Branch1][C][=O][N][Ring1][#Branch1][N][C][=Branch1][C][=O][N]"}, {"from": "gpt", "value": "The molecule is an optically active form of allantoin having (S)-(+)-configuration. It has a role as a mouse metabolite. It is an enantiomer of a (R)-(-)-allantoin."}]