Using COc1cc2c(=O)cc[nH]c2cc1OCCCN1CCCC1, O=P(Cl)(Cl)Cl to produce COc1cc2c(Cl)ccnc2cc1OCCCN1CCCC1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.