Using O=C(C=C(Nc1ccccc1)Nc1ccccc1)c1c(C(F)(F)F)cc(Cl)nc1Cl to produce O=c1cc(Nc2ccccc2)n(-c2ccccc2)c2nc(Cl)cc(C(F)(F)F)c12, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.