Using CC(=O)N1CC2(C1)CN(C(=O)OC(C)(C)C)c1cc(Cc3ccccc3)ccc12 to produce CC(=O)N1CC2(CNc3cc(Cc4ccccc4)ccc32)C1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.