Using CC1(C)OCC(ON)CO1, CCc1ccc(Nc2c(C(=O)O)ccc(F)c2F)c(F)c1 to produce CCc1ccc(Nc2c(C(=O)NOC3COC(C)(C)OC3)ccc(F)c2F)c(F)c1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.