155520-98-2

Dispiro[furan-3(2H),2'(6'H)-naphthalene-6',2''-oxirane]-1',2(5'H)-dione,7'-(acetyloxy)-5-(3-furanyl)octahydro-4'a-hydroxy-3'-methyl-5'-methylene-,[2'R-[2'a(S*),3'a,4'ab,6'a,7'b,8'aa]]-