[{"from": "human", "value": "Describe this molecule. [C][=C][C][=C][C][=Branch1][Ring2][=C][Ring1][=Branch1][C][=Branch2][Ring1][N][=C][Branch1][Ring2][N][Ring1][=Branch1][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][C@@H1][Branch1][=Branch1][C][=Branch1][C][=O][O][N]"}, {"from": "gpt", "value": "The molecule is a C-glycosyl compound that is L-tryptophan in which the hydrogen at position 2 on the indole protion has been replaced by an alpha-mannosyl residue. It is a L-tryptophan derivative and a C-glycosyl compound. It is functionally related to an alpha-D-mannose. It is a tautomer of a 2'-alpha-mannosyl-L-tryptophan zwitterion."}]