Ono Pharmaceutical Co., Ltd.

Yoshiko Iizuka

Shinji Nakade

Takehiko Yokomizo

Tomoyuki Shouno

Takao Shimizu

[PROBLEM] The compound that selectively binds to BLT2 and the preventive and/or therapeutic drug for BLT2-mediated disease such as skin disease are needed. [MEANS FOR SOLVING THE PROBLEMS] The present invention provides the compound with BLT2 binding activity, salt thereof, solvate thereof or prodrug thereof. Since the compound with BLT2 binding activity, particularly the compound represented by the formula (I), salt thereof, solvate thereof or prodrug thereof (symbols in formula have the same meanings as specification.) have BLT2 binding activity, it is useful for prevention and/or therapy of BLT2 mediated diseases, e.g., dermatosis, intestinal disease, HIV infection, acquired immunodeficiency syndrome, rejection to transplant, transplant rejection, graft-versus-host disease, autoimmune disease, allergic disease, inflammation, infection, ulcers, lymphoma, malignant tumor, leucaemia, arterial sclerosis, hepatitis, hepatic cirrhosis or cancer, etc.

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Bunkyo-ku, Japan

Yoshiko Iizuka