3940-48-5 5H-Benzocyclohepten-5-one, 1,7-dibromo-2,3,4,6-tetrahydroxy-

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3940-48-5 5H-Benzocyclohepten-5-one, 1,7-dibromo-2,3,4,6-tetrahydroxy- - 化工 AI 网