Haloid benzenesulfonyl chloride derivatives
4-Chloro-benzenesulfonyl chloride
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4-Bromo-benzenesulfonyl chloride
4-äå±½»Çõ£ÂÈ£¨¶Ôäå±½»Çõ£ÂÈ£©
4-Iodo-benzenesulfonyl chloride
4-µâ±½»Çõ£ÂÈ£¨¶Ôµâ±½»Çõ£ÂÈ)
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