Using CCOC(=O)CCc1ccc(OCc2ccccc2)c(C(=O)Nc2cccnc2)c1 to produce O=C(O)CCc1ccc(OCc2ccccc2)c(C(=O)Nc2cccnc2)c1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.