Using CC(=O)OC(C)=O, CCc1cccc(CC)c1-c1cc2c(C(O)CC(C)C)cn(-c3ccc(C(C)C)cc3)c2cn1 to produce CCc1cccc(CC)c1-c1cc2c(C(CC(C)C)OC(C)=O)cn(-c3ccc(C(C)C)cc3)c2cn1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.