Structurally unique new sesquiterpenoid quinones dactyloquinone A (1) and B (2), each possessing a dihydropyran moiety, were isolated from an Okinawan sponge Dactylospongia elegans, along with known sesquiterpenoid quinones. The structures of these compounds were determined by spectroscopic analysis.
No takes yet. Share an insight, caveat, or question.
Mitome et al. (2001) studied this question.
Synapse has enriched 4 closely related papers on similar clinical questions. Consider them for comparative context: