Using Clc1ccc2c(cc(Br)n2Cc2ccccc2)n1, CCCC[Sn](CCCC)(CCCC)c1cncn1C to produce Cn1cncc1-c1cc2nc(Cl)ccc2n1Cc1ccccc1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.