Using Fc1ccc(CC2CCNCC2)cc1, O=c1[nH]c2ccc(CCCCl)cc2o1 to produce O=c1[nH]c2ccc(CCCN3CCC(Cc4ccc(F)cc4)CC3)cc2o1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.