Using O=C(Nc1cc(Cl)c(C(F)(F)F)cc1O)c1ccncc1Cl to produce FC(F)(F)c1cc2oc(-c3ccncc3Cl)nc2cc1Cl, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.