Using CCOC(=O)CCCNC1(CCN2CCN(Cc3ccccc3)CC2)CCCC1 to produce O=C1CCCN1C1(CCN2CCN(Cc3ccccc3)CC2)CCCC1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.