Using O=C([O-])[O-], COc1ccc(Nc2nc(Cl)nc(NC3CCCCCC3)n2)cc1Cl to produce COc1nc(Nc2ccc(OC)c(Cl)c2)nc(NC2CCCCCC2)n1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.