| 摘要 |
In one aspect, the invention provides a process for the production of 5-(4-Fluoro-phenyl)-2-isopropyl-4-phenyl-1-(3,5,7-trihydroxy-heptyl)-1H-pyrrole-3-carboxylic acid phenylamide hemicalcium salt, stereoisomers thereof or polymorphs thereof from a (6-{2-[2-(4-Fluoro-phenyl)-5-isopropyl-3-phenyl-4-phenylcarbamoyl-pyrrolidin-1-yl]-ethyl}-2-phenyl-[1,3,2]dioxaborinan-4-yl)-acetic acid tert-butyl ester.
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