Using CCOC(=O)Cc1nn2c(CC)ccc2c(-c2ccc(C#N)cc2)c1C(=O)OCC to produce CCOC(=O)c1c(CC(=O)O)nn2c(CC)ccc2c1-c1ccc(C#N)cc1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.