[{"from": "human", "value": "What can you tell me about this molecule? [C][C][C][Branch2][Ring2][N][C][Branch2][Ring2][#Branch1][C][Branch1][Ring2][O][Ring1][Branch1][Branch1][C][C][/C][=C][Branch1][C][\\C][/C][=C][/C][=C][/C][=C][/C][=C][Branch1][=C][C][=Branch1][=Branch2][=C][C][=Branch1][C][=O][O][Ring1][#Branch1][O][C][C][O][Branch1][C][C][O]"}, {"from": "gpt", "value": "The molecule is a metabolite of Penicillium citreo-viride, Penicillium toxicarium, Penicillium ochrosalmoneum and Aspergillus terreus. It is isolated from mouldy rice. Toxin formerly responsible for epidemic-like occurrences of cardiac beriberi in East Asia\n\nCitreoviridin A belongs to the family of Pyranones and Derivatives. These are compounds containing a pyran ring which bears a ketone."}]