Using O=C1CCC(=O)N1Br, Cc1cccc2c1C(=O)C=C(SC(C)C(=O)O)C2=O to produce CC(SC1=CC(=O)c2c(CBr)cccc2C1=O)C(=O)O, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.