Using N#Cc1c(N)nc(S)c(C#N)c1-c1cc(Cl)c(O)c(Cl)c1, NC(=O)CBr to produce N#Cc1c(N)nc(CC(N)=O)c(C#N)c1-c1cc(Cl)c(O)c(Cl)c1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.