CHUNG, ILL-MIN, JONG-JIN KIM, SE-CHUL CHUN, and ATEEQUE AHMAD. 2010. “A New Aliphatic Glycoside Constituent from the Hairy Root Cultures of Catharanthus Roseus”. Asian Journal of Chemistry 20 (1):642-48. https://asianpubs.org/index.php/ajchem/article/view/19476.