Using CCOC(=O)C1(NC(=O)c2cccc(C)c2OCC2CC2)Cc2ccccc2C1 to produce Cc1cccc(C(=O)NC2(C(=O)O)Cc3ccccc3C2)c1OCC1CC1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.