Using O=C(Nc1ccc2scc(Br)c2c1)c1ccc(F)cc1, O=c1ccn2c(c1)C=CC2 to produce O=C(Nc1ccc2scc(C3=CCN4CCCC4C3)c2c1)c1ccc(F)cc1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.