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3-Methylbutane-1,3-diol: BD878732568-33-495%; ￥436.0500g

2,3-Dimethylbutane-2,3-diol: BD6580876-09-598%; ￥240.01kg

2-Methylbutane-2,3-diol: BD010190275396-58-795%; ￥402.0250mg

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