Using COc1cc(C2C(C#N)=C(N)Oc3c2nc(Cl)c2ccccc32)cc(Br)c1OC, CCN(CC)CC to produce CNc1nc2c(c3ccccc13)OC(N)=C(C#N)C2c1cc(Br)c(OC)c(OC)c1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.