Using Nc1ncccc1-n1cc(Br)cn1, CCCC[Sn](CCCC)(CCCC)Cc1ccc(OCc2ccccc2)cc1 to produce Nc1ncccc1-n1cc(Cc2ccc(OCc3ccccc3)cc2)cn1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.