Using O=C(O)C(c1ccccc1)c1ccccc1, COc1ccc(C2(CN)CCCC2)cc1OC to produce COc1ccc(C2(CNC(=O)C(c3ccccc3)c3ccccc3)CCCC2)cc1OC, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.