1,4,7,10-Tetraazacyclododecane, 1,4,7,10-tetrakis(phenylmethyl)-
1,4,7,10-Tetraazacyclododecane, 1,4,7,10-tetrabenzyl-
1,4,7,10-Tetrakis(phenylmethyl)-1,4,7,10-tetraazacyclododecane
1,4,7,10-Tetrabenzyl-1,4,7,10-tetraazacyclododecane
1,4,7,10-Tetrakisbenzyl-1,4,7,10-tetraazacyclododecane
1,4,7,10-Tetrabenzyl-1,4,7,10-tetrazacyclododecane