Using CCOC(=O)[C@H]1CC[C@H](Oc2ccc3c(c2)CC[C@@H](c2ccccc2C)O3)CC1 to produce Cc1ccccc1[C@@H]1CCc2cc(O[C@H]3CC[C@H](C(=O)O)CC3)ccc2O1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.