Using O=C1CCOCC1, O=C(Cc1nc2c(C(F)(F)F)cccc2[nH]1)N[C@@H]1CCNC1 to produce O=C(Cc1nc2cccc(C(F)(F)F)c2[nH]1)N[C@@H]1CCN(C2CCOCC2)C1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.