text: <unk>  (CH3COCO2H) is an alpha-keto acid. Pyruvate plays an important role in biochemical processes. The carboxylate anion of<unk>  is known as pyruvate.
option_0: Pyruvic acid
option_1: Aminohippuric acid
option_2: Aminohippurate
option_3: Choline
option_4: Cysteamine 
option_5: Alpha-ketoglutaric acid
option_6: Inositol nicotinate
option_7: Succinic acid