Using COc1cc2nc(CCC(C)C)n(Cc3ccc(-c4ccccc4C(=O)O)cc3)c2cc1OC to produce COc1cc2c(cc1O)nc(CCC(C)C)n2Cc1ccc(-c2ccccc2C(=O)O)cc1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.