Using OCC(Cl)(Cl)Cl, CCCc1c(O)cc(O)c(C)c1C(=O)O to produce CCCc1c(O)cc(O)c(C)c1C(=O)OCC(Cl)(Cl)Cl, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.