Using CCOC(=O)C1=C(O)c2ccccc2C(C)(CC2CCCCC2)C1=O to produce CC1(CC2CCCCC2)C(=O)C=C(O)c2ccccc21, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.