Using CC(C)(C)ON, O=C(O)CC1(Sc2ccc(Oc3ccccc3)cc2)CCOCC1 to produce CC(C)(C)ONC(=O)CC1(Sc2ccc(Oc3ccccc3)cc2)CCOCC1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.