Shixin Deng et al.
Journal of natural products, 70(5), 859-862 (2007-03-24)
A phytochemical study of the fruits of noni (Morinda citrifolia) collected in Tahiti led to the isolation of two new lignans, (+)-3,4,3',4'-tetrahydroxy-9,7'alpha-epoxylignano-7 alpha,9'-lactone (1) and (+)-3,3'-bisdemethyltanegool (2), as well as seven known compounds, (-)-pinoresinol (3), (-)-3,3'-bisdemethylpinoresinol (4), quercetin (5), kaempferol