Using CN1CCC[C@@H]1c1cc2ncc(Br)cc2o1, CCCC[Sn](CCCC)(CCCC)c1cncc(C)c1 to produce Cc1cncc(-c2cnc3cc([C@H]4CCCN4C)oc3c2)c1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.