Using CC(=O)OC(C)=O, CC1(C)O[C@@H]2[C@H](O1)[C@@H](CO)O[C@H]2n1cnc2c(Cl)ncnc21 to produce CC(=O)OC[C@H]1O[C@@H](n2cnc3c(Cl)ncnc32)[C@@H]2OC(C)(C)O[C@@H]21, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.