Using CCOC(OCC)c1ccc(C(O)(c2ccc(OC)cc2)C(CC)c2ccccc2)cc1 to produce CCC(=C(c1ccc(C=O)cc1)c1ccc(OC)cc1)c1ccccc1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.