furan,ethanone
Furan
17607-40-8(24E)-9-{2-[benzyl(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
17607-50-0(14E,24E)-9-[2-(1-butyl-2,2-diethylhydrazino)-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