Using COCOc1cc2c(cc1NC(=O)CCl)[C@@H](NCCc1ccccc1)[C@H](O)C(C)(C)O2 to produce CC1(C)Oc2cc(O)c(NC(=O)CCl)cc2[C@@H](NCCc2ccccc2)[C@@H]1O, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.