Using Cc1cc2nc(-c3cnc4c(cnn4C)c3)sc2c(-c2ccc(Cl)cc2)c1[C@@H](COC(=O)C(C)(C)C)OC(C)(C)C to produce Cc1cc2nc(-c3cnc4c(cnn4C)c3)sc2c(-c2ccc(Cl)cc2)c1[C@@H](CO)OC(C)(C)C, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.