Using CCCC[Sn](CCCC)(CCCC)c1cccnc1, Cc1ccc(-c2cnc3nc(C(F)(F)F)cnn23)cc1Br to produce Cc1ccc(-c2cnc3nc(C(F)(F)F)cnn23)cc1-c1cccnc1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.