Using COc1ccc2c(C#N)c(-c3ccc(NC(=O)OC(C)C)cc3)n(C3CCC3)c2c1 to produce CC(C)OC(=O)Nc1ccc(-c2c(C#N)c3ccc(O)cc3n2C2CCC2)cc1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.