Using CCOC(=O)CC(O)CC(O)/C=C/c1c(-c2ccccc2)c2c3ccccc3ccn2c1C(C)C to produce CCOC(=O)CC(O)CC(=O)/C=C/c1c(-c2ccccc2)c2c3ccccc3ccn2c1C(C)C, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.