The subject matter herein is directed to carbazole-containing sulfonamide derivatives and pharmaceutically acceptable salts or hydrates thereof of structural formula I wherein the variable R1, R2, R3, R4, R5, R6, R7, A, B, C, D, E, F, G, H, a, and b are accordingly described. Also provided are pharmaceutical compositions comprising the compounds of formula I to treat a Cry-mediated disease or disorder, such as diabetes, obesity, metabolic syndrome, Cushing’s syndrome, and glaucoma.本文之主題係指向結構式I之含咔唑磺醯胺衍生物及其醫藥上可接受之鹽或水合物,其中據此說明變數R1、R2、R3、R4、R5、R6、R7、A、B、C、D、E、F、G、H、a和b。亦提供包含式I化合物之醫藥組成物用以治療Cry-介導之疾病或病症,諸如糖尿病、肥胖症、代謝症候群、庫欣氏(Cushing’s)症候群和青光眼。