Task: Please answer the following question about the molecule with SMILES CCn1cc(C(=O)O)c(=O)c2cc(F)c(N3CCN(C)CC3)cc21.
Description: Please provide a description of this drug's mechanism of action.
Completion: Topoisomerase IV inhibitor
Task: Please answer the following question about the molecule with {SMILES__description} {SMILES#}.
{#Description|Question|Request!}: {quest#}
{#Result|Answer|Completion!}: {answ#}
CCn1cc(C(=O)O)c(=O)c2cc(F)c(N3CCN(C)CC3)cc21
CCn1cc(C(=O)O)c(=O)c2cc(F)c(N3CCN(C)CC3)cc21
1-ethyl-6-fluoro-7-(4-methylpiperazin-1-yl)-4-oxoquinoline-3-carboxylic acid
Please provide a description of this drug's mechanism of action.