Spiro[3H-3a,6-ethanoisobenzofuran-4(1H),1′(3′H)-isobenzofuran]-1,3′-dione, 3-butylidene-5,6,6′,7′-tetrahydro-5-propyl-, (1′S,3Z,3aS,5R,6R)-
Spiro[3H-3a,6-ethanoisobenzofuran-4(1H),1′(3′H)-isobenzofuran]-1,3′-dione, 3-butylidene-5,6,6′,7′-tetrahydro-5-propyl-, [3aS-(3Z,3aα,4α,5α,6α)]-
(1′S,3Z,3aS,5R,6R)-3-Butylidene-5,6,6′,7′-tetrahydro-5-propylspiro[3H-3a,6-ethanoisobenzofuran-4(1H),1′(3′H)-isobenzofuran]-1,3′-dione
Tokinolide B
(3′Z)-(3S,8R,3a'S,6′R)-3,3a′:8,6′-Diligustilide