Using FC(F)(F)COCc1cc(Cl)nc(Cl)n1, C=C(OCC)[Sn](CCCC)(CCCC)CCCC to produce C=C(OCC)c1cc(COCC(F)(F)F)nc(Cl)n1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.