Using Cc1cccc(C)c1NCCNCC(O)COc1cccc2nn(Cc3ccccc3)cc12 to produce Cc1cccc(C)c1NCCNCC(O)COc1cccc2[nH]ncc12, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.