Dimethyl (5R,5′R,6S,6′S,8aS,8a′S,10aS,10a′S)-1,1′,5,5′,8a,8a′-hexahydroxy-6,6′-dimethyl-8,8′,9,9′-tetraoxo-5,5′,6,6′,7,7′,8,8′,8a,8a′,9,9′-dodecahydro-10aH,10a′H-2,2′-bixanthene-10a,10a′-dicarboxylate

(5R,5′R,6S,6′S,8aS,8a′S,10aS,10a′S)-1,1′,5,5′,8a,8a′-Hexahydroxy-6,6′-diméthyl-8,8′,9,9′-tétraoxo-5,5′,6,6′,7,7′,8,8′,8a,8a′,9,9′-dodécahydro-10aH,10a′H-2,2′-bixanthène-10a,10a′-dicarboxylate de dimét hyle

[7,7′-Bi-1H-xanthene]-4a,4′a(2H,2′H)-dicarboxylic acid, 3,3′,4,4′,9,9′,9a,9′a-octahydro-4,4′,8,8′,9a,9′a-hexahydroxy-3,3′-dimethyl-1,1′,9,9′-tetraoxo-, dimethyl ester, (3S,3′S,4R,4′R,4aS,4a′S,9aS,9a′S )-

Dimethyl (5R,5′R,6S,6′S,8aS,8a′S,10aS,10a′S)-1,1′,5,5′,8a,8a′-hexahydroxy-6,6′-dimethyl-8,8′,9,9′-tetraoxo-5,5′,6,6′,7,7′,8,8′,8a,8a′,9,9′-dodecahydro-10aH,10a′H-2,2′-bixanthene-10a,10a′-dicarboxylate

Dimethyl-(5R,5′R,6S,6′S,8aS,8a′S,10aS,10a′S)-1,1′,5,5′,8a,8a′-hexahydroxy-6,6′-dimethyl-8,8′,9,9′-tetraoxo-5,5′,6,6′,7,7′,8,8′,8a,8a′,9,9′-dodecahydro-10aH,10a′H-2,2′-bixanthen-10a,10a′-dicarboxylat

penibishexahydroxanthone A