Using CC(=O)OC[C@H]1O[C@@H](n2cnc3c(N)ncnc32)C[C@@H]1O to produce Nc1ncnc2c1ncn2[C@H]1C[C@H](O)[C@@H](CO)O1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.