Using FC(F)(F)c1c(-c2ccccc2)noc1-c1nc2c(s1)-c1ccc(Br)cc1CC2, C=C[Sn](CCCC)(CCCC)CCCC to produce C=Cc1ccc2c(c1)CCc1nc(-c3onc(-c4ccccc4)c3C(F)(F)F)sc1-2, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.