An object of the present invention is to provide a novel serine racemase inhibitor having sufficient activity and specificity. Inhibition of serine racemase comprising as an active ingredient one or more compounds selected from the group consisting of any one of the following general formulas [MM_1], [DR_1], [DR'_1], [LW_1] and [ED_1] Agent. [Chemical formula 1] [Chemical formula 2] [Chemical formula 3] [Chemical formula 4] [Chemical formula 5] [Selected figure] None【課題】本発明は、十分な活性と特異性のある新規なセリンラセマーゼ阻害剤の提供を目的とする。【解決手段】下記一般式［ＭＭ＿１］、［ＤＲ＿１］、［ＤＲ’＿１］、［ＬＷ＿１］および［ＥＤ＿１］のいずれかの化合物群から選ばれる１つ以上の化合物を有効成分とするセリンラセマーゼ阻害剤。【化１】【化２】【化３】【化４】【化５】【選択図】 なし
