Otsuka Pharmaceutical Company, Limited

Amino Up Co., Ltd.

Jun Nakahigashi

Noriyuki Kouda

Ikutaro Sato

Manami Kato

Yosuke Hirayama

Atsuya Sato

Moeri Horikoshi

Kazunori Goto

Syoichiro Inoue

Provided is a heat shock protein expression-inducing agent, more specifically, a heat shock protein expression-inducing agent comprising a compound represented by formula (I): wherein R is a lower alkyl, phenyl, or hydroxyphenyl, or a salt thereof.

Sleep improving agent

The present invention provides a heat shock protein expression-inducing agent, more specifically, a heat shock protein expression-inducing agent comprising a compound represented by formula (I): wherein R is a lower alkyl, phenyl, or hydroxyphenyl, or a salt thereof.

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Sapporo, Japan

Jun Nakahigashi