Using O=C(Nc1ccc(F)cn1)c1cc(Cl)ccc1NCC1CCNCC1, CC(C)=O to produce CC(C)N1CCC(CNc2ccc(Cl)cc2C(=O)Nc2ccc(F)cn2)CC1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.