(1′R,3R,3aS,5′S,6R,7R,7aR)-3,5′,6-Trimethyltetrahydro-4H-spiro[1-benzofuran-7,2′-[6]oxabicyclo[3.1.0]hexan]-2(3H)-one

(1′R,3R,3aS,5′S,6R,7R,7aR)-3,5′,6-Trimethyltetrahydro-4H-spiro[1-benzofuran-7,2′-[6]oxabicyclo[3.1.0]hexan]-2(3H)-one

Spiro[benzofuran-7(4H),2′-[6]oxabicyclo[3.1.0]hexan]-2(3H)-one, tetrahydro-3,5′,6-trimethyl-, (1′R,3R,3aS,5′S,6R,7R,7aR)-

Tramspiroin D