Using Cc1oc(-c2ccccc2)nc1COc1ccc(CCCC2OC(=O)NC2=O)cc1OC(C)C to produce Cc1oc(-c2ccccc2)nc1COc1ccc(CCCC2OC(=O)NC2=O)cc1O, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.