[{"from": "human", "value": "Provide a description of this molecule. [C][Branch2][Ring1][Branch1][C@@H1][C@H1][Branch1][S][C@@H1][Branch1][N][C@H1][Branch1][Branch2][C@@H1][Branch1][Ring2][O][Ring1][=Branch1][O][N][O][O][O]"}, {"from": "gpt", "value": "The molecule is an aminoglycan consisting of beta-(1->4)-linked D-glucosamine residues. It has a role as a plant activator, a Saccharomyces cerevisiae metabolite, a vulnerary and an elicitor. It is an aminoglycan and an exopolysaccharide. It is a conjugate base of a cationic chitosan."}]