Using FC(F)(F)c1cnc(Cl)nc1NC1CC1, Nc1cc(F)c(C(=O)N2CCOCC2)cc1O to produce O=C(c1cc(O)c(Nc2ncc(C(F)(F)F)c(NC3CC3)n2)cc1F)N1CCOCC1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.