Using OCCO, Cc1ccc(-c2noc(C3CC(=O)C3)n2)cc1NC(=O)c1cnc2ccccn12 to produce Cc1ccc(-c2noc(C3CC4(C3)OCCO4)n2)cc1NC(=O)c1cnc2ccccn12, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.