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. Author manuscript; available in PMC: 2012 May 1.
Published in final edited form as: Bioorg Med Chem Lett. 2011 Jan 22;21(9):2611–2615. doi: 10.1016/j.bmcl.2011.01.084

Table 1.

graphic file with name nihms273677t1.jpg
Product Acid Compound 21 % Yield of 24 or 25 % Yield of 5 or 6
5R 9 21R 70 85
5S 9 21S 73 80
6SR 10S 21R 36 94
6SS 10S 21S 52 90
6RR 10R 21R 59 93
6RS 10R 21S 51 92