Using Cc1c(Cl)cncc1Cl, COC(=O)c1ccc(OC)c2c1OCC1(CO2)COC(C)(C)OC1 to produce COc1ccc(C(=O)Cc2c(Cl)cncc2Cl)c2c1OCC1(CO2)COC(C)(C)OC1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.