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Biphenyl derivative composition for nerve cell degeneration repairing or protective agent and process for preparing a phenyl derivative contained in the composition
Biphenyl derivative composition for nerve cell degeneration repairing or protective agent and process for preparing a phenyl derivative contained in the composition
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机译:用于神经细胞变性修复或保护剂的联苯衍生物组合物以及包含在该组合物中的苯基衍生物的制备方法
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摘要
There is disclosed a biphenyl derivative of the formula (B): ##STR1## wherein R.sup.1, R.sup.3, R.sup.4, R.sup.5 and R.sup.c are as defined or its salt, a composition for nerve cell degeneration repairing or protecting agent containing a phenyl derivative selected from compounds (1) to (4) and (B) as defined, and a process for preparing a phenyl derivative contained in the composition.
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