Using C#CCBr, O=c1sc(=Nc2ccc(Cl)c(O)c2F)n2n1CCCC2 to produce C#CCOc1c(Cl)ccc(N=c2sc(=O)n3n2CCCC3)c1F, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.