Using COc1ccc(Cc2cnc(N)nc2N)cc1O, CC(=O)Nc1ccc(S(=O)(=O)NCCBr)cc1 to produce COc1ccc(Cc2cnc(N)nc2N)cc1OCCNS(=O)(=O)c1ccc(NC(C)=O)cc1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.