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?? ???? >Sulfuric acid 5-hydroxy-6,10-dimethoxy-4-oxo-2-propyl-4H-naphtho[1,2-b]pyran-8-yl ester
Sulfuric acid 5-hydroxy-6,10-dimethoxy-4-oxo-2-propyl-4H-naphtho[1,2-b]pyran-8-yl ester
Sulfuric acid 5-hydroxy-6,10-dimethoxy-4-oxo-2-propyl-4H-naphtho[1,2-b]pyran-8-yl ester ??
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Sulfuric acid 5-hydroxy-6,10-dimethoxy-4-oxo-2-propyl-4H-naphtho[1,2-b]pyran-8-yl ester C??? ??, ??, ??
Sulfuric acid 5-hydroxy-6,10-dimethoxy-4-oxo-2-propyl-4H-naphtho[1,2-b]pyran-8-yl ester ?? ?? ? ???
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Sulfuric acid 5-hydroxy-6,10-dimethoxy-4-oxo-2-propyl-4H-naphtho[1,2-b]pyran-8-yl ester ?? ??
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