Using OCC12CC3CC(CC(C3)C1)C2, N#Cc1ccc(F)c(Br)c1 to produce N#Cc1ccc(OCC23CC4CC(CC(C4)C2)C3)c(Br)c1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.