Using CC(=O)NC[C@@H]1CN(c2ccc(N3CCN(C4CCN(C(=O)OCc5ccccc5)CC4)CC3)c(F)c2)C(=O)O1 to produce CC(=O)NC[C@H]1CN(c2ccc(N3CCN(C4CCNCC4)CC3)c(F)c2)C(=O)O1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.