p. 77 - 83
(2007/10/03)p. 2659 - 2662
(2007/10/03)1,4,8,11-Tetraazacyclotetradecane
1-bromomethyl-4-nitro-benzene
11-(4-nitrobenzyl)-1,4,8-tris-(tert-butoxycarbonyl)-1,4,8,11-tetraazacyclotetradecane
1,4,8-tris(tert-butoxycarbonyl)-1,4,8,11-tetraazacyclotetradecane
1,4,11-tris(carboxymethyl)-8-(4-nitrobenzyl)-1,4,8,11-tetraazacyclotetradecane
[8,11-Bis-benzyloxycarbonylmethyl-4-(4-nitro-benzyl)-1,4,8,11-tetraaza-cyclotetradec-1-yl]-acetic acid benzyl ester
1,4,11-tris(carboxymethyl)-1,4,8,11-tetraazacyclotetradecane p-toluidine
[4-(4-Amino-benzyl)-8,11-bis-carboxymethyl-1,4,8,11-tetraaza-cyclotetradec-1-yl]-acetic acid