Using C=C[Sn](CCCC)(CCCC)CCCC, O=C1Nc2ccccc2Nc2nnc(Cl)cc21 to produce C=Cc1cc2c(nn1)Nc1ccccc1NC2=O, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.