(E)-N-(4-bromo-2-buten-1-yl)-4-methyl-N-(2-propyn-1-yl)-benzenesulfonamide

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

(Z)-N-{4-[(methoxycarbonyl)oxy]but-2-enyl}-N-(prop-2-enyl)-p-toluenesulfonamide

N-(E)-4-iodo-2-butenyl-N-propargyl-p-toluenesulfonamide

1-(N-allyl-N-p-toluenesulfonylamino)-2-hydroxy-3-butene