acanthoic acid

Chemistry, Natural sciences, Organic chemistry, Physical sciences The diterpenoid carboxylic acid (1R,4aR,7S)-7-ethenyl-1,4a,7-trimethyl-3,4,6,8,8a,9,10,10a-octahydro-2H-phenanthrene-1-carboxylic acid present in the roots of Annona amazonica