Using CCCC[Sn](/C=C\CO)(CCCC)CCCC, COC(=O)c1c(CS(=O)(=O)c2ccc(F)cc2Br)ccc(Br)c1OC to produce COC(=O)c1c(CS(=O)(=O)c2ccc(F)cc2/C=C\CO)ccc(Br)c1OC, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.