Using COc1cccc(CBr)c1, COC(CNS(=O)(=O)c1ccc(C)cc1)OC to produce COc1cccc(CN(CC(OC)OC)S(=O)(=O)c2ccc(C)cc2)c1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.