| abstract |
(57) [Summary] (Modified) [Problem] To provide a tumor necrosis factor production or secretion inhibitor. SOLUTION: Expression 1 [Wherein, R 1 to R 5 represent a hydrogen atom, a halogen atom, an alkyl group, etc., R 6 represents an aryl group, etc., and R 7 represents a hydrogen atom, an aryl group, etc.]. Derivative derivative. The compound is a specific example of the compound. |