Larry E. Overman et. al decided to synthesize (-)-Saracin A, one of many saracins extracted from Reniera sarai from the bay of Naples. This required an array of intermediate compounds, including these two.

Becker, M. H.; Chua, P.; Downham, R.; Douglas, C. J.; Garg, N. K.; Hiebert, S.; Jaroch, S.; Matsuoka, R. T.; Middleton, J. A.; Ng, F. W.; Overman, L. E. J. Am. Chem. Soc. 2007, 129, 11987-12002.

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