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10. The Merck Index, 13th Ed.; 8194 Merck & Co., Inc.: Whitehouse Station, New
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11. Chiral cell OJ 205 ꢀ 4.6 mm or equivalent, flow rate 0.5 mL/min with a UV
detector at 215nm, 20 mL, run time 40 min. Mobile phase: a mixture of 94
volumes of n-hexane, 6 volumes of ethanol, 2.2 mL of diethyeamine and 0.2 mL
of trifluoroacetic acid.