The present invention relates to novel coumarin derivatives, their carboxamides, pharmaceutical compositions containing them and their uses as drugs for kidney protection, treating drugs of hypertension, cardio-cerebrovascular diseases, non-insulin dependent diabetes, tumor, pre-cancerous lesion, and edemas.
                            本发明涉及新型
香豆素衍
生物,它们的羧酰胺,包含它们的制药组合物以及它们作为肾脏保护药物、治疗高血压、心脑血管疾病、非
胰岛素依赖性糖尿病、肿瘤、癌前病变和
水肿的用途。