Article: Reports from Shandong University describe recent advances in chemistry.

"A new 30(14 → 13)abeo-dammarane triterpenoid, myrrhasin (1), a new 14(10 → 1)abeo-eudesmane sesquiterpenoid, myrrhanolide A (2), and two new cadinane sesquiterpenoids, myrrhanolides B and C (3 and 4, resp.), its well as nine known sesquiterpenoids, 5-13. were isolated from the resinous exudates of Commiphora myrrha," scientists in Jinan, People's Republic of China report.

"Their structures were determined on the basis of extensive MS and NMR spectroscopic analyses," wrote T. Shen and colleagues, Shandong University.

The researchers concluded: "The isolated compounds 1-6 were evaluated for their cytotoxicity against the PC3 and DU145 human ...

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