Chemical structures of quinabut (I) and impurity A (II).

 
 
  Part of: Golembiovska О, Voskoboinik O, Berest G, Kovalenko S, Logoyda L (2021) Quality by design approach for simultaneous determination of original active pharmaceutical ingredient quinabut and its impurities by using HPLC. Message 1. Pharmacia 68(1): 79-87. https://doi.org/10.3897/pharmacia.68.e50704