phenylmethyl 2-(1,4,7,10-Tetraaza-4,7,10-tris(((tert-butyl)oxycarbonyl)methyl)cyclododecyl)-acetate

tri-tert-butyl 2,2',2''-(10-(2-ethoxy-2-oxoethyl)-1,4,7,10-tetraazacyclododecane-1,4,7-triyl)triacetate

溴乙酸

1,4,7,10-四氮杂环十二烷-1,4,7-三乙酸三叔丁酯

溴乙酸叔丁酯