[{"from": "human", "value": "Could you give me a brief overview of this molecule? [C][C@H1][Branch1][=C][O][C][=C][C][=C][C][=C][Ring1][=Branch1][C][Ring1][#Branch2][O][C][=C][C][=C][C][=C][Ring1][=Branch1]"}, {"from": "gpt", "value": "The molecule is a hydroxyflavan that is (2S)-flavan substituted by a hydroxy group at position 4. It derives from a hydride of a (2S)-flavan."}]