Using Cc1cccc(-c2cccc(-c3nc(C)cc(O)n3)n2)c1, O=P(Cl)(Cl)Cl to produce Cc1cccc(-c2cccc(-c3nc(C)cc(Cl)n3)n2)c1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.