Using Fc1ccc(-c2[nH]cc(C3=CCNCC3)c2-c2ccncc2)cc1 to produce Fc1ccc(-c2[nH]cc(C3CCNCC3)c2-c2ccncc2)cc1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.