Using O=S(=O)(Cl)c1ccccc1, COC(=O)c1c[nH]c2ncc(Br)cc12 to produce COC(=O)c1cn(S(=O)(=O)c2ccccc2)c2ncc(Br)cc12, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.