ethyl 2-(4-chlorobenzoyl)-1-tosylaziridine-2-carboxylate

3S,6R-4-oxo-1-(4-toluenesulfonyl)-1,5-diazaspiro[2,4]heptane-5,6-dicarboxylic acid 5-tertbutylester 6-ethyl ester

3R,6R-4-oxo-1-(4-toluenesulfonyl)-1,5-diazaspiro[2,4]heptane-5,6-dicarboxylic acid 5-tertbutylester 6-ethyl ester

N-(2-cyanoethyl)-4-methyl-benzenesulfonamide

4-methyl-N-((1R,4S,5S,6R,7R,9aS)-1,4,7-trimethyl-1,2,4,5,6,7,8,9-octahydro-4,7-epoxy-6,9a-methanocyclopenta[8]annulen-5-yl)benzenesulfonamide