Using CCC(=O)O, CC1(C)CCCC(C(C)(C)OC(=O)CCl)C1 to produce CCC(=O)OCC(=O)OC(C)(C)C1CCCC(C)(C)C1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.