Using O=C=Nc1ccc(Br)cc1, COc1ccc(S(N)(=O)=O)cc1 to produce COc1ccc(S(=O)(=O)NC(=O)Nc2ccc(Br)cc2)cc1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.