Using O=S(=O)(Oc1ccc(-c2cscn2)c(F)c1)C(F)(F)F, C=C(OCC)[Sn](CCCC)(CCCC)CCCC to produce CC(=O)c1ccc(-c2cscn2)c(F)c1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.