[{"from": "human", "value": "Describe this molecule. [C][Branch2][Branch1][P][C@@H1][C@H1][Branch2][Branch1][O][C@@H1][Branch2][Branch1][=Branch1][C@@H1][Branch1][Branch2][C@H1][Branch1][Ring2][O][Ring1][=Branch1][O][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@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][O][O][O]"}, {"from": "gpt", "value": "The molecule is a linear trisaccharide consisting of three D-mannose units joined by beta-(1->2)-linkages (with alpha-configuration at the reducing-end anomeric centre). Present in the cell wall phosphomannan of Candida albicans. It has a role as an epitope."}]