Using NC(=NO)c1c(F)ccc(OCc2nc(Br)cs2)c1F, CCCC[Sn](CCCC)(CCCC)c1cnc(OC)s1 to produce COc1ncc(-c2csc(COc3ccc(F)c(C(N)=NO)c3F)n2)s1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.