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832689-32-4 4h-1-benzopyran-3-propanenitrile,b-hydroxy-5-methoxy-a-methylene-4-oxo-

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Product Name 4H-1-Benzopyran-3-propanenitrile,b-hydroxy-5-methoxy-a-methylene-4-oxo-
CAS No. 832689-32-4
Molecular Formula C14H11NO4