Using O=C1OC(Br)c2ccccc21, CN(C)S(=O)(=O)Nc1ccc(C(=O)Nc2ccc(Br)cc2)cc1 to produce CN(C)S(=O)(=O)N(c1ccc(C(=O)Nc2ccc(Br)cc2)cc1)C1OC(=O)c2ccccc21, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.