Nat Prod Res. 2008;22(13):1128-36.
Isolation and structure determination of two new constituents from the fruits of Morinda citrifolia Linn.
Siddiqui BS, Sattar FA, Ahmad F, Begum S.

Two new phytochemicals were found in the Morinda citrifolia Linn fruit. These were named morinaphthalene and morindafurone. Two other previously known compounds—1,8-dihydroxy-6-methoxy-3-methyl-9-anthrone and 2,4-dimethoxy-9-anthrone— were also identified in the fruit.  (view original abstract at