Using CCOC(=O)CBr, NS(=O)(=O)C1c2ccccc2-c2ccccc21 to produce CCOC(=O)CC1(S(N)(=O)=O)c2ccccc2-c2ccccc21, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.