Using CC(=O)N[C@@H](Cc1cc(F)cc(F)c1)[C@H](O)CNCc1cc(Br)ccc1-c1ccccc1, C=C(OCC)[Sn](CCCC)(CCCC)CCCC to produce CC(=O)N[C@@H](Cc1cc(F)cc(F)c1)[C@H](O)CNCc1cc(C(C)=O)ccc1-c1ccccc1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.