73536-98-8

(2R,4S)-4-[(2S)-2,5-Dihydro-2-methyl-5-oxofuran-2-yl]-3β-(3-furyl)-3,4,4,5,5,5aα-hexahydro-5,5-dimethylspiro[furan-2,8-[1H,3H-3aβ,9bβ]methanofuro[3,4-f][1,2]benzodioxin]-1-one