Using CCOC(=O)CCC(Oc1cccc(OCc2ccccc2)c1)c1ccccc1 to produce O=C(O)CCC(Oc1cccc(OCc2ccccc2)c1)c1ccccc1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.