142864-23-1

1H-5,10c-Ethanonaphtho[1,2-c:7,8-c']difuran-3,10-dione,1-butyl-8-butylidene-5,5a,6,7,8,10b-hexahydro-, [1S-(1a,5a,5aa,8Z,10ba,10ca)]-