Using CC(C)(C)[S@](=O)/N=C/c1ccc(C(F)(F)F)c(F)c1, CCCC[Sn](CCCC)(CCCC)c1ncccn1 to produce CC(C)(C)[S@](=O)N[C@@H](c1ccc(C(F)(F)F)c(F)c1)c1ncccn1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.