Using CCOC(C)(OCC)c1c(C#N)cnn1-c1nn(C)c(OC(F)F)c1Br to produce Cn1nc(-n2ncc(C#N)c2C2OCC=CCO2)c(Br)c1OC(F)F, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.