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4-(Ethylsulphonyl)benzeneboronic acid
2-Formylthiophene-3-boronic acid
(3-Formyl-2-thienyl)boronic acid
5-Formylthiophene-2-boronic acid
2-(Methylthio)benzeneboronic acid
3-(Methylthio)benzeneboronic acid
3-Thiobenzeneboronic acid
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