The molecule is the conjugate base of limonin 17-beta-D-glucoside arising from deprotonation of the carboxy group. It is a 5-oxo monocarboxylic acid anion, an epoxy monocarboxylic acid and a beta-D-glucoside. It is a conjugate base of a limonin 17-beta-D-glucoside.
(1R,2R,2'S,5S,6R,7R,10R,13S)-5-[(S)-furan-3-yl-[(2R,3R,4S,5S,6R)-3,4,5-trihydroxy-6-(hydroxymethyl)oxan-2-yl]oxymethyl]-5,7,11,11-tetramethyl-8,15-dioxospiro[12,16-dioxatetracyclo[8.7.0.01,13.02,7]heptadecane-6,3'-oxirane]-2'-carboxylate