Using COC(=O)N1CCC(C)N(Cc2ccc(N3CCN(C(C)=O)CC3)cc2F)S1(=O)=O to produce CC(=O)N1CCN(c2ccc(CN3C(C)CCNS3(=O)=O)c(F)c2)CC1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.