Using Nc1ncc(-c2cnn(C3CCNCC3)c2)c2cc(C3=CCNCC3)oc12 to produce Nc1ncc(-c2cnn(C3CCNCC3)c2)c2cc(C3CCNCC3)oc12, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.