Using Cc1c[nH]c2ncnc(N3CCC(N(C(=O)[O-])C(C)(C)C)CC3)c12 to produce Cc1c[nH]c2ncnc(N3CCC(N)CC3)c12, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.