Using BrCc1ccccc1, COC(=O)c1ccc2nc(C)n(Cc3ccc(CO)cc3Cl)c2n1 to produce COC(=O)c1ccc2nc(C)n(Cc3ccc(COCc4ccccc4)cc3Cl)c2n1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.