[{"from": "human", "value": "Provide a description of this molecule. [C][C@@H1][Branch2][Ring1][S][C@H1][Branch1][#C][O][C][=C][Ring1][=Branch1][C][=C][C][=Branch1][Ring2][=C][Ring1][=Branch1][O][C][=C][C][=Branch1][=Branch2][=C][Branch1][Branch1][C][=C][Ring1][=Branch1][O][O][O]"}, {"from": "gpt", "value": "The molecule is a tetrahydroxyflavan that is (2S)-flavan substituted by hydroxy groups at positions 3, 7, 3' and 4'. It has a role as an EC 3.2.1.20 (alpha-glucosidase) inhibitor and a plant metabolite. It is a tetrahydroxyflavan and a catechin. It derives from a hydride of a (2S)-flavan."}]