Using CCC1(CC)CC=C(c2ccc(OC)cc2N2CCNCC2)CC1, O=CC1CCOCC1 to produce CCC1(CC)CC=C(c2ccc(OC)cc2N2CCN(CC3CCOCC3)CC2)CC1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.