[{"from": "human", "value": "Could you provide a description of this molecule? [C][C][Branch2][Ring2][C][N][=C][C][=Branch1][C][=O][N][C][=Branch1][C][=O][N][=C][Ring1][Branch2][N][Ring1][N][C][C@@H1][Branch1][O][C@@H1][Branch1][#Branch1][C@@H1][Branch1][Ring1][C][O][O][O][O][C][O]"}, {"from": "gpt", "value": "The molecule is the pteridine that is lumazine reduced across the C-6,C-7-double bond and substituted with a hydroxymethyl group at C-6 and a 1-D-ribityl group at N-8. It is functionally related to a ribitol and a lumazine."}]