Using CCn1c(C)nc2cc(C(C)=O)ccc21, O=CC1CCN(Cc2ccccc2)CC1 to produce CCn1c(C)nc2cc(C(=O)C=CC3CCN(Cc4ccccc4)CC3)ccc21, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.