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]]- 155545-32-7 6H-6a,9-Methanobenzo[b]cyclohepta[d]pyran-6,7(1H)-dione,decahydro-11-hydroxy-1,11b-bis(hydroxymethyl)-2,2-dimethyl-8-methylene-, [1R-(1a,4ab,6ab,9b,11b,11aa,11ba)]-