[{"from": "human", "value": "Please give me some details about this molecule. [C][=C][C][=Branch2][Ring2][=Branch1][=C][Branch2][Ring1][P][C][=C][Ring1][=Branch1][C][=C][Branch2][Ring1][#Branch1][C@H1][Branch2][Ring1][C][C][=C][Branch1][=N][C][=C][Branch1][Branch2][C][=C][Ring1][=Branch1][O][Ring1][#Branch2][O][O][O][O][O][O]"}, {"from": "gpt", "value": "The molecule is a chromenol that is 2-(3,4-dihydroxyphenyl)-4H-1-benzopyran carrying four additional hydroxy substituents at positions 3, 4, 5 and 7. It is a chromenol, a polyphenol, a secondary allylic alcohol and an enol. It is a conjugate acid of a (4S)-2,3-dehydroleucocyanidin(1-)."}]