(6aα,6bβ,12bβ,12cα)-6a,6b,12b,12c-tetrahydrocyclobuta[1,2-c:4,3-c] bis[1]benzothiopyran-6,7-dione

C₁₈H₁₂O₂S₂

Kopf, JürgenMaelger, HaraldThiemann, CarolinMargaretha, Paul

Acta Crystallographica Section C (1994) 50, 12 1922-1924

a=9.9360(10)Å   b=9.9360(10)Å   c=52.270(10)Å

α=90.00°   β=90.00°   γ=120.00°