Disclosed herein is a compound of Formula I: wherein X, R1, R2, and R3 are as defend herein, or a pharmaceutically acceptable salt thereof to allow the drug to penetrate the cell membrane; or a prodrug, or the compound is labeled with a detectable label or an affinity tag thereof. Also disclosed is a pharmaceutical composition, a method of treating a disorder mediated by melanocortin-4 receptors, and a method of treating obesity using the compounds described.
本文披露了一种I式化合物:其中X,R1,R2和R3如本文所述,或其药学上可接受的盐,以允许药物穿过细胞膜;或一种前药,或该化合物标记有可检测的标记或亲和标记。还披露了一种制药组合物,一种治疗通过
黑色素皮质素-4受体介导的疾病的方法,以及使用所述化合物治疗肥胖症的方法。