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138663-02-2 2h-1-benzopyran, 2-(3,4-dimethoxyphenyl)-3,4-dihydro-5,7-dimethoxy-,(r)-

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Product Name 2H-1-Benzopyran, 2-(3,4-dimethoxyphenyl)-3,4-dihydro-5,7-dimethoxy-,(R)-
CAS No. 138663-02-2
Molecular Formula C19H22O5