 
- 
                        4H-1-Benzopyran-3-carboxylic acid, 2-(5-carboxy-2-furanyl)-4-oxo-CAS:89002-86-8Formula:C15H8O7 
                     
- 
                        3,5-Cyclohexadiene-1,2-dione,
4-(3,5,7-trihydroxy-4-oxo-4H-1-benzopyran-2-yl)-CAS:19159-06-9Formula:C15H8O7 
                     
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                        demethylwedelolactoneCAS:6468-55-9Formula:C15H8O7 
                     
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                        5,6,8-trihydroxy-9,10-dioxo-9,10-dihydroanthracene-1-carboxylic acidCAS:65502-31-0Formula:C15H8O7 
                     
- 
                        2H-1-Benzopyran-3,7-dione,
4,5-dihydroxy-2-(3-hydroxy-4-oxo-2,5-cyclohexadien-1-ylidene)-CAS:434314-42-8Formula:C15H8O7 
                     
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                        2-Anthracenecarboxylic acid, 9,10-dihydro-1,3,4-trihydroxy-9,10-dioxo-CAS:476-41-5Formula:C15H8O7 
                     
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                        2,5-Cyclohexadiene-1,4-dione,
2-(4,5,7-trihydroxy-2-oxo-2H-1-benzopyran-3-yl)-CAS:113138-88-8Formula:C15H8O7 
                     
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                        2-Anthracenecarboxylic acid, 9,10-dihydro-4,5,8-trihydroxy-9,10-dioxo-CAS:162975-60-2Formula:C15H8O7 
                     
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                        8-Hydroxy-9-oxo-9H-xanthene-1,3-dicarboxylic acidCAS:28917-02-4Formula:C15H8O7 
                     
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                        EMODICACIDCAS:478-45-5Formula:C15H8O7