Using CCOC(=O)c1nc(C)sc1NC(=O)c1nc(C2CC2)cnc1Nc1cncnc1 to produce Cc1nc(C(=O)O)c(NC(=O)c2nc(C3CC3)cnc2Nc2cncnc2)s1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.