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      1.   Suzhou rovathin foreign trade co.,ltd.
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        Product Name: 6-hydroxy-4-methyl-2-oxo-1-(o-tolyl)-1,2-dihydropyridine-3-carbonitrile
        CAS No.: 71683-89-1
        Molecular Formula:
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         Order: 6-hydroxy-4-methyl-2-oxo-1-(o-tolyl)-1,2-dihydropyridine-3-carbonitrile/71683-89-1
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