[{"from": "human", "value": "Provide a description of this molecule. [C][=C][Branch1][=C][C][=C][Branch1][=Branch2][C][=Branch1][Branch1][=C][Ring1][=Branch1][O][O][O][C][=Branch1][C][=O][O][C][C@@H1][C@H1][Branch2][Branch1][N][C@@H1][Branch2][Ring2][C][C@H1][Branch2][Ring1][=N][C@@H1][Branch1][Ring2][O][Ring1][=Branch1][O][C][=Branch1][C][=O][C][=C][C][=Branch1][N][=C][Branch1][Branch2][C][=Branch1][Ring2][=C][Ring1][=Branch1][O][O][O][O][O][C][=Branch1][C][=O][C][=C][C][=Branch1][N][=C][Branch1][Branch2][C][=Branch1][Ring2][=C][Ring1][=Branch1][O][O][O][O]"}, {"from": "gpt", "value": "The molecule is a class of hydrolysable tannins obtained by condensation of the carboxy group of gallic acid (and its polymeric derivatives) with the hydroxy groups of a monosaccharide (most commonly glucose). It is functionally related to a gallic acid."}]