Using O=Cc1c[nH]nc1C(F)(F)F, Cc1sc2nc(CCl)[nH]c(=O)c2c1-c1ccccc1 to produce Cc1sc2nc(Cn3cc(C=O)c(C(F)(F)F)n3)[nH]c(=O)c2c1-c1ccccc1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.