Using COc1ccc(-c2nn(CC(C)C)c3c(F)cccc23)c(C)c1 to produce Cc1cc(O)ccc1-c1nn(CC(C)C)c2c(F)cccc12, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.