Using O=C(CCl)Nc1ccc2c(c1)CC(=O)N2, c1ccc(CC2CCNCC2)cc1 to produce O=C(CN1CCC(Cc2ccccc2)CC1)Nc1ccc2c(c1)CC(=O)N2, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.