97870-25-2

(4aR,4bS,6aS,8bS,8cR,9R)-4a,6a-dimethyl-9-(methylsulfanyl)-4b,6,6a,7a,8,8a,8b,8c,9,10-decahydro-3'H,4aH-spiro[cyclopropa[4,5]cyclopenta[1,2-a]phenanthrene-7,2'-furan]-2,5'(4'H,5H)-dione