Using CC(C)(C)[O-], CCOC(=O)CN1CC(=O)[C@@H](NC(=O)c2ccc(Cl)s2)C1 to produce C=C1CN(CC(=O)OCC)C[C@@H]1NC(=O)c1ccc(Cl)s1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.