Using FC(F)(F)c1cc(I)c2c(c1)ncn2-c1ccccc1, OB(O)c1ccccc1 to produce FC(F)(F)c1cc(-c2ccccc2)c2c(c1)ncn2-c1ccccc1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.