Using Cn1c(CCCC(=O)O)nc2cc(N(CCCl)CCCl)ccc21, COC(=O)[C@H](C)N to produce COC(=O)[C@H](C)NC(=O)CCCc1nc2cc(N(CCCl)CCCl)ccc2n1C, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.