Using Cc1nc([C@@H]2C[C@H]2c2nc3ccccn3c2I)cc(-n2nc(C)nc2C)n1, C=C[Sn](CCCC)(CCCC)CCCC to produce C=Cc1c([C@@H]2C[C@H]2c2cc(-n3nc(C)nc3C)nc(C)n2)nc2ccccn12, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.