[{"from": "human", "value": "Could you provide a description of this molecule? [C][C@H1][C@H1][Branch2][=Branch1][C][C@H1][Branch2][Branch1][=N][C@@H1][Branch2][Branch1][Branch2][C@@H1][Branch1][Ring2][O][Ring1][=Branch1][O][C@@H1][C@H1][Branch2][Ring2][=Branch1][C@@H1][Branch2][Ring1][P][O][C@@H1][Branch2][Ring1][#Branch2][C@H1][Ring1][=Branch1][O][C@H1][C@@H1][Branch1][P][C@H1][Branch1][=N][C@H1][Branch1][=Branch2][C@H1][Branch1][Ring2][O][Ring1][=Branch1][C][O][O][O][O][C][O][O][N][C][=Branch1][C][=O][C][O][O][O]"}, {"from": "gpt", "value": "The molecule is an alpha-L-Fucp-(1->3)-[beta-D-Galp-(1->4)]-D-GlcpNAc where the glucosamine at the reducing end has beta-configuration at its anomeric centre. Commonly known as Lewis x trisaccharide or Le(x). It has a role as an epitope. It is an alpha-L-Fucp-(1->3)-[beta-D-Galp-(1->4)]-D-GlcpNAc, an amino trisaccharide and a glucosamine oligosaccharide."}]