Using CCOC(=O)CCCCCCCn1cnc(-c2ccc(OC)cc2)c1-c1ccc(OC)cc1 to produce CCOC(=O)CCCCCCCn1cnc(-c2ccc(O)cc2)c1-c1ccc(O)cc1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.