The present invention provides compounds of general formula A useful as potential phosphodiesterase3 (PDE3) inhibitory agents and a process for the preparation thereof. The derivatives of formula A can be employed as therapeutics in human and veterinary medicine, where they can be used, for example, for the treatment and prophylaxis of the following diseases: heart failure, dilated cardiomyopathy, platelet inhibitors, cancer and obstructive pulmonary diseases.
本发明提供了一般式A的化合物,作为潜在的
磷酸二酯酶3(PDE3)
抑制剂,并提供了其制备方法。一般式A的衍
生物可用作人类和兽医药学中的治疗剂,例如可用于治疗和预防以下疾病:心力衰竭、扩张型心肌病、血小板
抑制剂、癌症和阻塞性肺部疾病。