4-Methoxy-3-nitro-benzenesulfonyl chloride, 2-nitroanisole-4-sulphonyl chloride, 3-nitro-4-methoxybenzenesulfonyl chloride, 4-methoxy-3-nitrophenylsulphonyl chloride, 4-Methoxy-3-nitrobenzenesulphonyl chloride, 4-Methoxy-3-nitrobenzene-1-sulfonyl chloride, 4-methoxy-5-nitrobenzenesulphonyl chloride
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