Using Cc1ccccc1C(=O)n1nc(Nc2cccc(O)c2)nc1N, N#CCBr to produce Cc1ccccc1C(=O)n1nc(Nc2cccc(OCC#N)c2)nc1N, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.