[{"from": "human", "value": "Could you give me a brief overview of this molecule? [C][C@H1][C@H1][Branch2][Ring1][C][C@H1][Branch1][=N][C@@H1][Branch1][Branch2][C@@H1][Branch1][Ring2][O][Ring1][=Branch1][O][O][C][O][C][O][C][=Branch1][C][=O][C]"}, {"from": "gpt", "value": "The molecule is a monosaccharide derivative that is the 4-O-acetyl-2,3-di-O-methyl derivative of alpha-L-fucopyranose. It has a role as an epitope. It is functionally related to an alpha-L-fucose."}]