Using CC(=O)OC(C)=O, CC1CN(CC(C)C(O)c2ccc(C(C)(C)C)cc2)CC(C)O1 to produce CC(=O)OC(c1ccc(C(C)(C)C)cc1)C(C)CN1CC(C)OC(C)C1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.