Using CCc1ccc(COc2ccc(C3CN(C(=O)OC(C)(C)C)C3)cc2OC)cc1 to produce CCc1ccc(COc2ccc(C3CNC3)cc2OC)cc1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.