(s)-azetidine-1,2-dicarboxylic acid 1-tert-butyl ester 2-methyl ester

4-methyl-N-phenyl-N-[3-(phenylthio)prop-2-ynyl]benzenesulfonamide

4-methyl-N-phenyl-N-(prop-2-yn-1-yl)benzenesulfonamide

对甲苯硫酰苯胺