Using O=C(O)c1cccc(-c2ccoc2)c1, COC(=O)c1cc(Cl)ccc1NC(=O)CCCN to produce COC(=O)c1cc(Cl)ccc1NC(=O)CCCNC(=O)c1cccc(-c2ccoc2)c1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.