Using COc1cccc2c(=O)[nH]c(-c3ccccc3C(F)(F)F)nc12, O=P(Cl)(Cl)Cl to produce COc1cccc2c(Cl)nc(-c3ccccc3C(F)(F)F)nc12, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.