Structure and stereochemistry of microlenin, a novel antitumour dimeric sesquiterpene lactone from Helenium microcephalum; X-ray crystal structure

Abstract

K. Lee, Y. Imakura and D. Sims, J. Chem. Soc., Chem. Commun., 1976, 341 DOI: 10.1039/C39760000341