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16944366270
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note
-
Experimental details for the preparation and cyclization of sulfide 19 are provided in the Supporting Information.
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36
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16944363300
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note
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24
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37
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16944365738
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note
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A comparison of solid state and solution conformational preferences of several compounds reported herein will be reported elsewhere.
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38
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16944364530
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16944365187
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We thank Dr. Jeffrey Dener and Mr. Jonathan Dawson for performing these experiments.
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We thank Professor G. Cordell for kindly supplying a sample of authentic 21-oxogelsemine.
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