英文别名1,4,7,10-Tetraazacyclododecane-1,4,7,10-tetraacetic acid, tris(1,1-dimethylethyl) ethyl ester; 1,4,7,10-Tetraazacyclododecane-1,4,7,10-tetraacetic acid, 1,4,7-tris(1,1-dimethylethyl) 10-ethyl ester; Zaterol impurity 7; Ethyl tris(2-methyl-2-propanyl) 2,2',2'',2'''-(1,4,7,10-tetraazacyclododecane-1,4,7,10-tetrayl)tetraacetate; 1,4,7,10-tetraazacyclododecane-1-acetic acid ethyl ester-4,7,10-tris(acetic acid tert-butyl ester); 1,4,7-tris(tert-butoxycarbonylmethyl)-10-((ethoxycarbonyl)methyl)-1,4,7,10-tetraazacyclododecane; 1-(ethyl acetate)-4,7,10-tris(tert-butoxycarbonylmethyl)-1,4,7,10-tetraazacyclododecane; ethyl 4,7,10-tris(tert-butoxycarbonylmethyl)-1,4,7,10-tetraazacyclododecan-1-ylacetate; 1-(ethylacetate)-4,7,10-tris(tert-butoxycarbonylmethyl)-1,4,7,10-tetraazacyclododecane 
