Using COC(=O)/C=C/CN(CCNC(c1ccccc1)(c1ccccc1)c1ccccc1)Cc1ccccc1 to produce COC(=O)CC1CN(Cc2ccccc2)CCN1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.