p. 279 - 288
(2007/10/02)p. 2459 - 2464
(2007/10/02)3-(4-[(2-cyanoethyl)amino]butylamino)propanenitrile
3-[4-(2-Carboxy-ethylamino)-butylamino]-propionic acid
diethyl spermate
N,N'-Bis(2-carbethoxyethyl)-1-4-diaminobutane dihydrochloride
N,N'-bis-(2-carbethoxyethyl)-1,4-diaminobutane dihydrochloride