p. 232 - 244
(2007/10/03)p. 1183 - 1190
(2007/10/02)N1,N1,N12,N12-tetraethylspermine tetrahydrochloride
N1,N4,N9,N12-tetra(p-toluenesulfonyl)-4,9-diaza-1,12-diaminododecane
N1,N4,N9,N12-tetrakis(mesityenesulfonyl)spermine
spermine tetrahydrochloride
N1,N12-diethyl-N1,N4,N9,N12-tetrakis(mesitylenesulfonyl)spermine