An unusual Michael-induced skeletal rearrangement of a bicyclo[3.3.1]nonane framework of phloroglucinols to a novel bioactive bicyclo[3.3.0]octane

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V. P. Vidali, K. P. Mitsopoulou, M. Dakanali, K. D. Demadis, A. D. Odysseos, Y. A. Christou, E. A. Couladouros Organic Letters (2013) 15, 5404-5407.