[{"from": "human", "value": "Provide a brief overview of this molecule. [C][C][=Branch1][C][=O][N][Branch2][Ring1][S][C][C][C][C@H1][C][=Branch1][C][=O][N][C@H1][Branch1][Branch2][C][=Branch1][C][=O][N][Ring1][Branch2][C][C][C][N][Branch1][=Branch1][C][=Branch1][C][=O][C][O][O]"}, {"from": "gpt", "value": "The molecule is a member of the class of 2,5-diketopiperazines obtained by cyclodimerisation of N(5)-acetyl-N(5)-hydroxy-L-ornithine. It has a role as a siderophore and a fungal metabolite. It is a member of 2,5-diketopiperazines, a hydroxamic acid and a L-ornithine derivative."}]