Using CCOC(=O)C1c2ncn(-c3ccccc3)c2CCN1C(=O)c1cccc(C(F)(F)F)c1Cl to produce O=C(c1cccc(C(F)(F)F)c1Cl)N1CCc2c(ncn2-c2ccccc2)C1CO, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.