Using CCCC[C@]12Cc3cc(OCOC)ccc3C1=CC(=O)[C@H]2CCC to produce CCCC[C@]12Cc3cc(O)ccc3C1=CC(=O)[C@H]2CCC, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.