Using CCCN(CCCN1C(=O)c2ccccc2C1=O)C1CCc2c(cccc2OC)C1 to produce CCCN(CCCN1C(=O)c2ccccc2C1=O)C1CCc2c(O)cccc2C1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.