structural formula business number 05c0 molecular formula c16h16o5 molecular weight 288.30 label shikonin, shikonin, purple root pigment, comfrey, 5,8-dihydroxy-2-[(1r)-1-hydroxy-4-methylpent-3-enyl]n…
structural formula business number 05bz molecular formula c16h16o5 molecular weight 288.30 label 5,8-dihydroxy-2-[(1s)-1-hydroxy-4-methylpent-3-enyl]naphthalene-1,4-dione, lithospermum red, 5,8-dihydr…
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