Using CC(C)(C)OC(=O)N1CC2CNCC(C1)O2, N#Cc1cc(F)c(OCCBr)c(F)c1 to produce N#Cc1cc(F)c(OCCN2CC3CNCC(C2)O3)c(F)c1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.