Synonyms: Butanoicacid,8,13-bis(acetyloxy)-4-chloro-1,2,3a,4,5,8,8a,9,10,11,12,12a,13,13a-tetradecahydro-13a-hydroxy-1,8a,12-trimethyl-5-methylene-2,11-dioxobenzo[4,5]cyclodeca[1,2-b]furan-9-ylester, [1R-(1R*,3aR*,4S*,6Z,8S*,8aR*,9S*,12R*,12aS*,13S*,13aR*)]-;Benzo[4,5]cyclodeca[1,2-b]furan, butanoic acid deriv.; (-)-Ptilosarcone;Ptilosarcone