Using CC[C@@](O)(C(=O)N[C@H](C)c1ccccc1)c1cc2n(c(=O)c1CO)CCC21OCCO1 to produce CC[C@@]1(O)C(=O)OCc2c1cc1n(c2=O)CCC1=O, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.