Using O=C1CCC(=O)N1Br, Cc1c(-c2ccc(S(C)(=O)=O)cc2)cnn(-c2ccc(F)cc2)c1=O to produce CS(=O)(=O)c1ccc(-c2cnn(-c3ccc(F)cc3)c(=O)c2CBr)cc1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.