Using CC(C=CC1=C(C)CCCC1(C)C)=CC(O)CC(C)=CCO, O=C([O-])O to produce COC(C=C(C)C=CC1=C(C)CCCC1(C)C)CC(C)=CCO, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.