Using CC(C)n1ncnc1-c1nc2c(s1)CCOc1cc(C3CN(C(=O)C4(NC(=O)O)CC4)C3)ccc1-2 to produce CC(C)n1ncnc1-c1nc2c(s1)CCOc1cc(C3CN(C(=O)C4(N)CC4)C3)ccc1-2, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.