Using COc1cc2c(cc1C(C)=O)c1c3c(ccc1n2CCCN(C)C)C(=O)CC3 to produce CC(=O)c1cc2c3c4c(ccc3n(CCCN(C)C)c2cc1O)C(=O)CC4, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.