57672-76-1 (1aR,1bR,1cS,2aR,3S,3aS,6aS,6bR,7R,8aS)-3,3a,6b-trihydroxy-2a-(hydroxymethyl)-1,1,5,7-tetramethyl-4-oxo-1,1a,1b,1c,2a,3,3a,4,6a,6b,7,8-dodecahydro-8aH-cyclopropa[5',6']benzo[1',2':7,8]azuleno[5,6-b]oxiren-8a-yl (2E,4E,6E)-hexadeca-2,4,6-trienoate