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(2007/10/02)1-(bromomethyl)-4-<<4-(tert-butoxycarbonyl)piperazinyl>sulfonyl>benzene
4-(4-carboxy-benzenesulfonyl)-piperazine-1-carboxylic acid tert-butyl ester
1-(hydroxymethyl)-4-<<4-(tert-butoxycarbonyl)piperazinyl>sulfonyl>benzene
6-Propylamino-1H-benzo[cd]indol-2-one
p-carboxyphenylsulfonyl chloride