Using COc1ccc(-c2c(C(C)=O)c(CBr)nc3cc(OC)c(OC)cc23)cc1OC, c1nc[nH]n1 to produce COc1ccc(-c2c(C(C)=O)c(Cn3cncn3)nc3cc(OC)c(OC)cc23)cc1OC, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.