Using CC(C)(C)OC(=O)NCCCN, COC(=O)c1sc2ncnc(Nc3ccc(F)cc3OC(C)C(=O)O)c2c1C to produce COC(=O)c1sc2ncnc(Nc3ccc(F)cc3OC(C)C(=O)NCCCN)c2c1C, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.