Using O=C1NCCOc2ccc(-c3ccc(OC(F)(F)F)cc3)cc21 to produce FC(F)(F)Oc1ccc(-c2ccc3c(c2)CNCCO3)cc1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.