Term Name:	nigranoic acid
Synonyms:	(2Z,6R)-6-[(1R,3aS,3bS,6S,6aR,7aS,9aR)-6a-(2-carboxyethyl)-3a,9a-dimethyl-6-(prop-1-en-2-yl)dodecahydro-1H-cyclopenta[a]cyclopropa[e]naphthalen-1-yl]-2-methylhept-2-enoic acid, 3,4-secocycloarta-4(28),24-(Z)-diene-3,26-dioic acid
Definition:	A tetracyclic triterpenoid that is 3,4-secocycloarta-4(28),24-(Z)-diene substituted by carboxy groups at positions 3 and 26. Isolated from Schisandra henryi and Schisandra propinqua, it exhibits cytotoxic and anti-HIV activities.
Ontology:	ChEBI [CHEBI:66626]  ( EBI )