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Benzoheterocyclic compounds
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Patent number 5,985,869
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Issue date Nov 16, 1999
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Otsuka Pharmaceutical Company, Limited
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Hidenori Ogawa
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A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
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Benzoheterocyclic compounds
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Patent number 5,753,677
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Issue date May 19, 1998
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Otsuka Pharmaceutical Co., Ltd.
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Hidenori Ogawa
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A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
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Benzoheterocyclic compounds
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Patent number 5,559,230
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Issue date Sep 24, 1996
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Otsuka Pharmaceutical Co., Ltd.
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Hidenori Ogawa
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A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE