[{"from": "human", "value": "Design a molecule that meets the criteria outlined in the description. The molecule is a hydroxamic acid anion resulting from the removal of a proton from each of the hydroxamic acid groups of desferrioxamine E. It has a role as a siderophore. It is a conjugate base of a desferrioxamine E."}, {"from": "gpt", "value": "[C][C][C][N][C][=Branch1][C][=O][C][C][C][=Branch1][C][=O][N][Branch2][Ring2][#C][C][C][C][C][C][N][C][=Branch1][C][=O][C][C][C][=Branch1][C][=O][N][Branch2][Ring1][#Branch2][C][C][C][C][C][N][C][=Branch1][C][=O][C][C][C][=Branch1][C][=O][N][Branch1][=Branch1][C][C][Ring2][Ring2][#Branch1][O-1][O-1][O-1]"}]