Sumitomo Dainippon Pharma Co., Ltd.

Sumitomo Pharma Co., Ltd.

Tomomi Ohno

Hidefumi Yoshinaga

Jeremy Besnard

Hiro Uemachi

The present invention relates to a pyridine derivative of formula (1) wherein Ris optionally-substituted Calkyl, optionally-substituted Ccycloalkyl, or optionally-substituted 5- to 10-membered saturated or partially-unsaturated heterocyclyl; Ris halogen atom, cyano, Calkyl which may be optionally substituted with 1 to 3 the same or different halogen atoms, Calkoxy which may be optionally substituted with 1 to 3 the same or different halogen atoms, or amino which may be optionally substituted with 1 to 2 the same or different Calkyl; and the bind with broken line is single or double bond, or a pharmaceutically acceptable salt thereof, which is useful as a medicament for treating symptoms in anxiety-related disorder.

2,6-disubstituted pyridine derivative

The present invention relates to a pyridine derivative of formula (1) wherein Ris optionally-substituted Calkyl, optionally-substituted Ccycloalkyl, or optionally-substituted 5- to 10-membered saturated or partially-unsaturated heterocyclyl; Ris halogen atom, cyano, Calkyl which may be optionally substituted with 1 to 3 the same or different halogen atoms, Calkoxy which may be optionally substituted with 1 to 3 the same or different halogen atoms, or amino which may be optionally substituted with 1 to 2 the same or different Calkyl; and the bind with broken line is single or double bond, or a pharmaceutically acceptable salt thereof, which is useful as a medicament for treating symptoms in anxiety-related disorder. 

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Toyonaka, Japan

Tomomi Ohno