Abstract: The object of the present invention is to provide a compound having a glucokinase-activating effect. A pharmaceutical composition comprising a compound represented by the general formula (I) or a pharmaceutically acceptable salt thereof as an active ingredient: wherein X means a nitrogen atom or CR6, wherein R6 means a hydrogen atom or a halogen atom; R1 means a hydrogen atom, a C1-C6 alkyl group, a C1-C6 alkoxy group or a C1-C6 alkylthio group; R2 means a hydrogen atom or a fluorine atom; R3 means a hydrogen atom or a C1-C6 alkyl group; and one of R4 and R5 means a hydrogen atom or a C1-C6 alkyl group, and the other means a C1-C6 alkylenecarboxylic acid, a C1-C6 alkylsulfonyl group, a C1-C6 alkylcarbonyl group, or CONH2.

Abstract: An object of the present invention is to provide a medicament as a thyroid hormone receptor ligand which is sufficient in drug efficacy and safety, and has the excellent action as a drug. The present invention provides a compound represented by the following general formula (I) or a pharmaceutically acceptable salt thereof: [wherein [Chemical Formula 2] is a single bond or a double bond; A is —CH2— or —CO—; X, Y, and Z are each independently a nitrogen atom or a carbon atom; R1 is a hydrogen atom or an aralkyl group; R2 is an alkyl group or an aralkyl group, etc.; R3 is a hydrogen atom or an alkyl group, etc.; R4 is a hydrogen atom or an alkyl group; R5 is a hydrogen atom, an alkyl group or a halo lower alkyl group, etc.; R6 is a hydrogen atom or an alkyl group; R7 is a hydrogen atom, etc.; R8 is a hydrogen atom, or an alkyl group, etc.; and E is —NHCO-G-COR12, etc. (wherein G is a single bond or an alkylene group, and R12 is a hydroxy group or an alkoxy group)].