Using Cc1c(Br)cccc1NC(=O)C(CC[S+](C)C)NC(=O)OCc1ccccc1 to produce Cc1c(Br)cccc1N1CCC(NC(=O)OCc2ccccc2)C1=O, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.