| 摘要 |
<p>The present invention relates to an improved process for the preparation of 2-ethoxy-1 - {[2'-(5-oxo-4,5-dihydro-1,2,4-oxadiazol-3-yl)biphenyl-4-yl]methyl} -1H-benzimidazole-7-carboxylic acid compound of formula-2, its derivatives and their pharmaceutically acceptable salts thereof.</p> |
