yǐ​xiān'àn​bǐ​luò​wán​tóng

piracetam

  1. acetyl
    (bound form) acetyl; an organic chemical group derived from acetic acid
  2. 胺 àn noun
    amine
    organic chemical compounds derived from ammonia by replacing hydrogen atoms with organic groups
  3. pyrrole
    An organic compound occurring as a colorless liquid with a strong smell, used in medicine and chemical synthesis; loanword from English.
  4. alkane
    (bound form) alkane; any of a class of saturated hydrocarbons containing only carbon and hydrogen atoms
  5. ketone
    (bound form) ketone; an organic compound containing a carbonyl group connected to two hydrocarbon groups