[{"from": "human", "value": "Describe this molecule. [C][C][Branch1][C][C][C@@H1][Branch2][Ring1][#Branch2][C][=Branch1][C][=O][N][C@@H1][Branch1][=N][C][C][=C][C][=C][Branch1][Branch1][C][=C][Ring1][=Branch1][O][C][=Branch1][C][=O][O][N][C][=Branch1][C][=O][C@H1][Branch1][#Branch1][C][C][=Branch1][C][=O][O][N][C][=Branch1][C][=O][C@H1][Branch1][=Branch1][C][C][C][C][N][N][C][=Branch1][C][=O][C@H1][Branch1][#Branch2][C][C][C][N][=C][Branch1][C][N][N][N]"}, {"from": "gpt", "value": "The molecule is a synthetic pentapeptide which is the active site of the naturally occurring hormone thymopoietin with immunomodulating properties. Thymopentin enhances the production of thymic T cells and may help restore immunocompetence in immunosuppressed subjects. This agent also augments the effects of ionizing radiation by arresting cancer cells in the G2/M phase of the cell cycle. (NCI04)"}]