Using CC(SC1=CC(=O)c2c(CBr)cccc2C1=O)C(=O)O to produce CC(=O)OCc1cccc2c1C(=O)C=C(SC(C)C(=O)O)C2=O, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.