Using Cc1csc(C2(c3n[nH]c(=S)n3C)CCCC2)c1Cl, Clc1ccccc1CBr to produce Cc1csc(C2(c3nnc(SCc4ccccc4Cl)n3C)CCCC2)c1Cl, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.