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Phosphonic diester derivatives
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Patent number 5,624,918
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Issue date Apr 29, 1997
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Otsuka Pharmaceutical Factory, Inc.
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C07 - ORGANIC CHEMISTRY
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Proline derivatives
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Patent number 4,977,179
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Issue date Dec 11, 1990
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Otsuka Pharmaceutical Factory, Inc.
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Shizuo Nakamura
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A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
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Proline derivatives
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Patent number 4,886,813
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Issue date Dec 12, 1989
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Otsuka Pharmaceutical Factory, Inc.
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Shizuo Nakamura
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A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
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Proline derivatives
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Patent number 4,642,355
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Issue date Feb 10, 1987
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Otsuka Pharmaceutical Factory, Inc.
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Shizuo Nakamura
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A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE