N-(3-aminobutyl)-N-ethylmesitylenesulfonamide

N-ethyl-N-(4-phthalimido-2-butenyl)mesitylenesulfonamide

N1,N4-bis(mesitylenesulfonyl)-N4-ethyl-1,4-diamino-2-butene

N3,N8-bis(mesitylenesulfonyl)-12-chloro-3,8-diaza-(5Z,10Z)-dodecadiene