Using O=C1c2ccccc2C(=O)N1CCBr, CCC(C)Sc1ccc(S)cc1 to produce CCC(C)Sc1ccc(SCCN2C(=O)c3ccccc3C2=O)cc1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.