Using CC(=O)OC(C)=O, OC1CC2(CCN(Cc3ccccc3)C2)c2ccccc21 to produce CC(=O)OC1CC2(CCN(Cc3ccccc3)C2)c2ccccc21, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.