Using CCC(=O)CC(=O)CC, ICCC=CCCc1ccc2c(c1)OCO2 to produce CCC(=O)C(CCC=CCCc1ccc2c(c1)OCO2)C(=O)CC, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.