Using O=C(CBr)c1cccc(OCc2ccc(Cl)c(Cl)c2)c1, N#Cc1ccc(F)c(O)c1 to produce N#Cc1ccc(F)c(OCC(=O)c2cccc(OCc3ccc(Cl)c(Cl)c3)c2)c1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.