Using COCCOCCOCCOCCOCCOCCOCCOS(C)(=O)=O, CC(C)(C)OC(=O)C(C)(C)CO to produce COCCOCCOCCOCCOCCOCCOCCOCC(C)(C)C(=O)OC(C)(C)C, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.