Dimethyl (5R,5′R,6S,6′S,10aR,10a′R)-1,1′,5,5′,8,8′,9-heptahydroxy-6,6′-dimethyl-9′-oxo-5,5′,6,6′,7,7′,9,9′-octahydro-10aH,10a′H-2,2′-bixanthene-10a,10a′-dicarboxylate

(5R,5′R,6S,6′S,10aR,10a′R)-1,1′,5,5′,8,8′,9-Heptahydroxy-6,6′-diméthyl-9′-oxo-5,5′,6,6′,7,7′,9,9′-octahydro-10aH,10a′H-2,2′-bixanthène-10a,10a′-dicarboxylate de diméthyle

[7,7′-Bi-3H-xanthene]-4a,4′a(4H,4′H)-dicarboxylic acid, 2,2′,9,9′-tetrahydro-1,1′,4,4′,8,8′,9-heptahydroxy-3,3′-dimethyl-9′-oxo-, dimethyl ester, (3S,3′S,4R,4′R,4aR,4a′R)-

Dimethyl (5R,5′R,6S,6′S,10aR,10a′R)-1,1′,5,5′,8,8′,9-heptahydroxy-6,6′-dimethyl-9′-oxo-5,5′,6,6′,7,7′,9,9′-octahydro-10aH,10a′H-2,2′-bixanthene-10a,10a′-dicarboxylate

Dimethyl-(5R,5′R,6S,6′S,10aR,10a′R)-1,1′,5,5′,8,8′,9-heptahydroxy-6,6′-dimethyl-9′-oxo-5,5′,6,6′,7,7′,9,9′-octahydro-10aH,10a′H-2,2′-bixanthen-10a,10a′-dicarboxylat

SECALONIC ACID D