148073-35-2 (1aR,4E,7S,7aR,10aS,10bR)-5-(hydroxymethyl)-1a-methyl-8-methylidene-9-oxo-1a,2,3,6,7,7a,8,9,10a,10b-decahydrooxireno[9,10]cyclodeca[1,2-b]furan-7-yl 2-methylprop-2-enoate 51707-21-2 (8E,24E)-8-[(2-decanoylhydrazino)methylidene]-5,6,17,19-tetrahydroxy-23-methoxy-2,4,12,16,18,20,22-heptamethyl-1,9,11-trioxo-1,2,8,9-tetrahydro-2,7-(epoxypentadeca[1,11,13]trienoimino)naphtho[2,1-b]furan-21-yl acetate