Using CCOC(=O)CCNC(=O)c1ccc(-c2cc(Cl)ccc2C=O)cn1, CC(C)=O to produce O=C(O)CCNC(=O)c1ccc(-c2cc(Cl)ccc2C(=O)O)cn1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.