Using COc1cc(-n2cccn2)ccc1-c1nnc(N2CCN(C(=O)OC(C)(C)C)CC2)s1 to produce Oc1cc(-n2cccn2)ccc1-c1nnc(N2CCNCC2)s1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.