Using O=C(O)c1cnc(N2CCC(c3cc(C(F)(F)F)cc(C(F)(F)F)c3)(C(F)(F)F)C2)cc1C(F)(F)F to produce OCc1cnc(N2CCC(c3cc(C(F)(F)F)cc(C(F)(F)F)c3)(C(F)(F)F)C2)cc1C(F)(F)F, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.