Using COC(=O)C1CN(c2cc(-n3nc(C)nc3C)nc(C)n2)C1 to produce Cc1nc(N2CC(C(=O)O)C2)cc(-n2nc(C)nc2C)n1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.