Using NC1CCN(Cc2ccccc2)CC1, COc1ccc2c(c1)CC(=O)CC2 to produce COc1ccc2c(c1)CC(NC1CCN(Cc3ccccc3)CC1)CC2, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.