Using COC(=O)C1CCN(C(=O)OC(C)(C)C)CC1, Fc1ccc2c(Cl)ncnc2c1 to produce COC(=O)C1(c2ncnc3cc(F)ccc23)CCN(C(=O)OC(C)(C)C)CC1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.