Using O=C(c1ccc(CO)nc1)N(C1CCCC1)C1CCCC1, ClP(Cl)(Cl)(Cl)Cl to produce O=C(c1ccc(CCl)nc1)N(C1CCCC1)C1CCCC1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.