text: <unk>  <unk>  or<unk>  α-ketoglutarate (OKG) is a drug used in liver therapy.  It is the salt formed from<unk>  and alpha-ketoglutaric acid.  It is also used to improve nutritional health in elderly patients.
option_0: Ornithine oxoglutarate
option_1: Inositol nicotinate
option_2: Uridine triacetate
option_3: 3-Methylglutaconyl CoA
option_4: Glutaconyl-CoA
option_5: S-Adenosyl methionine
option_6: Nicotinamide
option_7: Cysteamine 