叔丁醇

tert-butyl benzyl(phenylsulfonyl)carbamate

tert-butyl benzyl((4-bromophenyl)sulfonyl)carbamate

N-benzyl-N-tert-butoxycarbonyl-4-cyanobenzenesulfonamide

tert-butyl benzyl((4-methoxyphenyl)sulfonyl)carbamate