Using C[C@@H]1C(c2cn3cnc(C(=O)N(C)C)c3s2)=C(C(=O)[O-])N2C(=O)[C@H]([C@@H](C)O)[C@@H]12, CC(C)(C)C(=O)OCI to produce C[C@@H](O)[C@H]1C(=O)N2C(C(=O)OCOC(=O)C(C)(C)C)=C(c3cn4cnc(C(=O)N(C)C)c4s3)[C@H](C)[C@H]12, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.