Using Cc1nc2c(C3=NC(C)(C(C)C)C(=O)N3)c(C(=O)O)ccc2n1C to produce Cc1nc2c3c(ccc2n1C)C(=O)N1C(=O)C(C)(C(C)C)N=C31, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.