The molecule is the conjugate base of deoxylimonoic acid; major species at pH 7.3. It is a conjugate base of a deoxylimonoic acid.
2-[(3R,3aR,7aS)-3a-[(1R,6S,8aR)-1-(furan-3-yl)-5,8a-dimethyl-3-oxo-4,6,7,8-tetrahydro-1H-isochromen-6-yl]-2,2-dimethyl-6-oxo-3,4,7,7a-tetrahydrofuro[3,2-c]pyran-3-yl]acetate