Using CCCC(=O)Cl, COC(=O)C1C(=O)CC(=O)CC1c1cc(C(C)C)no1 to produce CCCC(=O)C1=C(O)C(C(=O)OC)C(c2cc(C(C)C)no2)CC1=O, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.