Synonyms: 24-Norchola-14,20,22-triene-4-carboxaldehyde,3,12-bis(acetyloxy)-21,23-epoxy-1,7,19-trihydroxy-4,8-dimethyl-11-oxo-, cyclic4,19-(acetyl acetal), [1a,3a,4b(S),5a,7a,12a,13a,17a]-;4H-1,4a-Propanocyclopenta[5,6]naphtho[1,2-c]pyran,24-norchola-14,20,22-triene-4-carboxaldehyde deriv.; Azadirachtanin