Using O=c1ccn([C@@H]2O[C@H](CO)[C@@H](O)[C@H]2O)c(=O)[nH]1, CC(C)=O to produce CC1(C)O[C@@H]2[C@H](O1)[C@@H](CO)O[C@H]2n1ccc(=O)[nH]c1=O, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.