Phomoxanthone B

(5R,5′R,6R,6′R,10aR,10a′R)-10a,10a′-Bis(acetoxymethyl)-1,1′,8,8′-tetrahydroxy-6,6′-dimethyl-9,9′-dioxo-5,5′,7,7′,9,9′,10a,10a′-octahydro-6H,6′H-2,4′-bixanthen-5,5′-diyl-diacetat

(5R,5′R,6R,6′R,10aR,10a′R)-10a,10a′-Bis(acetoxymethyl)-1,1′,8,8′-tetrahydroxy-6,6′-dimethyl-9,9′-dioxo-5,5′,7,7′,9,9′,10a,10a′-octahydro-6H,6′H-2,4′-bixanthene-5,5′-diyl diacetate

[5,7′-Bi-3H-xanthene]-9,9′(2H,2′H)-dione, 4,4′-bis(acetyloxy)-4a,4′a-bis[(acetyloxy)methyl]-4,4′,4a,4′a-tetrahydro-1,1′,8,8′-tetrahydroxy-3,3′-dimethyl-, (3R,3′R,4R,4′R,4aR,4a′R)-

Diacétate de (5R,5′R,6R,6′R,10aR,10a′R)-10a,10a′-bis(acétoxyméthyl)-1,1′,8,8′-tétrahydroxy-6,6′-diméthyl-9,9′-dioxo-5,5′,7,7′,9,9′,10a,10a′-octahydro-6H,6′H-2,4′-bixanthène-5,5′-diyle

Phomoxanthone B

(5R*,5′R*,6R*,6′R*,10aR*,10a′R*)-10a,10a′-bis[(acetyloxy)methyl]-1,1′,8,8′-tetrahydroxy-6,6′-dimethyl-9,9′-dioxo-5,5′,7,7′,9,9′,10a,10a′-octahydro-6H,6′H-2,4′-bixanthene-5,5′-diyl diacetate

(5R,5′R,6R,6′R,10aR,10a′R)-10a,10a′-bis[(acetyloxy)methyl]-1,1′,8,8′-tetrahydroxy-6,6′-dimethyl-9,9′-dioxo-5,5′,7,7′,9,9′,10a,10a′-octahydro-6H,6′H-2,4′-bixanthene-5,5′-diyl diacetate

rel-[(5R,5′R,6R,6′R,10aR,10a′R)-5,5′-diacetoxy-1,1′,8,8′-tetrahydroxy-6,6′-dimethyl-9,9′-dioxo-5,5′,6,6′,7,7′,9,9′-octahydro-10aH,10a′H-2,4′-bixanthene-10a,10a′-diyl]bis(methylene) diacetate