58141-91-6

(1aR,3R,3aβ,5S)-5-(3-Furyl)-1a,2,3,3a,4,5,5,6,7,7a-decahydro-5α,7aα-dimethyl-2-oxospiro[furan-3(2H),4(7bH)-naphth[1,2-b]oxirene]-7bβ-carboxylic acid methyl ester