17607-48-6 (14E,24E)-9-[2-(1-ethyl-2,2-dimethylhydrazino)-2-oxoethoxy]-5,6,17,19-tetrahydroxy-23-methoxy-2,4,12,16,18,20,22-heptamethyl-1,11-dioxo-1,2-dihydro-2,7-(epoxypentadeca[1,11,13]trienoimino)naphtho[2,1-b]furan-21-yl acetate 17607-41-9 (24E)-9-{2-[cyclopentyl(methyl)amino]-2-oxoethoxy}-5,6,17,19-tetrahydroxy-23-methoxy-2,4,12,16,18,20,22-heptamethyl-1,11-dioxo-1,2-dihydro-2,7-(epoxypentadeca[1,11,13]trienoimino)naphtho[2,1-b]furan-21-yl acetate 176739-73-4 CHOLESTA-1,14-DIEN-3-ONE,7-(ACETYLOXY)-21,- 23-EPOXY-21,24,25-TRIHYDROXY-4,4,8- TRIMETHYL-11-[(2R)-2-METHYL-1-OXOBUTOXY]-,(5R,7R,11R,13R,17R,20S,21S,23R,24S)- 169217-46-3 (3aS,5R,6R,9R,10S,14S,15R,15aR)-6-hydroxy-10-methoxy-6,10,14-trimethyl-3-methylidene-2-oxohexadecahydro-5,9-epoxycyclotetradeca[b]furan-15-yl acetate 17555-82-7 (14E,24E)-8-(cyclopropylamino)-5,6,9,17,19-pentahydroxy-23-methoxy-2,4,12,16,18,20,22-heptamethyl-1,11-dioxo-1,2-dihydro-2,7-(epoxypentadeca[1,11,13]trienoimino)naphtho[2,1-b]furan-21-yl acetate