"flaviolin" meaning in English

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          "text": "The preparation of flaviolin was conducted according to protocol of Gross et al.",
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      "glosses": [
        "The naphthoquinone derivative 4,5,7-trihydroxynaphthalene-1,2-dione"
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        "(organic chemistry) The naphthoquinone derivative 4,5,7-trihydroxynaphthalene-1,2-dione"
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