817562-90-6

(R)-tert-Bu4-DOTAGA (R)-DOTAGA-(COOt-Bu)4 2-(R)-2-(4,7,10-tris-tert-butoxycarbonylmethyl-1,4,7,10-tetraazacyclododec-1-yl)-pentanedioic acid, 1-tert-butyl ester (R)-5-(tert-Butoxy)-5-oxo-4-(4,7,10-tris(2-(tert-butoxy)-2-oxoethyl)-1,4,7,10-tetraazacyclododecan-1-yl)pentanoic acid (αR)-α-(2-carboxyethyl)-1,4,7,10-tetrakis(1,1-dimethylethyl) ester-1,4,7,10-Tetraazacyclododecane-1,4,7,10-tetraacetic (αR)- 1,4,7,10-tetrakis(1,1-dimethylethyl) ester α-(2-carboxyethyl)-1,4,7,10-Tetraazacyclododecane-1,4,7,10-tetraacetic acid 1,4,7,10-Tetraazacyclododecane-1,4,7,10-tetraacetic acid, a-(2-carboxyethyl)-, 1,4,7,10-tetrakis(1,1-dimethylethyl) ester, (aR)- 1,4,7,10-Tetraazacyclododecane-1,4,7,10-tetraacetic acid, α-(2-carboxyethyl)-, 1,4,7,10-tetrakis(1,1-dimethylethyl) ester, (αR)-