Using NCCCOc1c(Cl)cc(OCC=C(Cl)Cl)cc1Cl, O=C(O)c1ccc(C(F)(F)F)cn1 to produce O=C(NCCCOc1c(Cl)cc(OCC=C(Cl)Cl)cc1Cl)c1ccc(C(F)(F)F)cn1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.