60622-42-6

(1'S,3S,3'R,3aR,4S,4aR,7'R,7aR,8R,9'R,9aR,10'R,11'S)-4a,8,9'-trimethyl-4'-methylidene-2,5,5',14'-tetraoxo-3a,4,4a,5,7a,8,9,9a-octahydrospiro[azuleno[6,5-b]furan-3,13'-[6]oxatetracyclo[9.2.2.0~1,10~.0~3,7~]pentadecan]-4-yl acetate (non-preferred name) [606