Using [Li]CCCC, O=c1[nH]cnc2c(C(F)(F)F)c3cc(Cl)ccc3nc12 to produce CCCCC1(C(F)(F)F)c2cc(Cl)ccc2Nc2c1nc[nH]c2=O, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.