Using CCCCC(CC)C(O)C=CC1CCC(O)C1CCCCCCC(=O)O to produce CCCCC(CC)C(O)CCC1CCC(O)C1CCCCCCC(=O)O, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.