1,4,7,10-Tetraazacyclododecane-1,4,7,10-tetraacetic acid, alpha-(2-(4-aminophenyl)ethyl)- 130707-75-4 4-Aminophenylethyl-1,4,7,10-tetraazacyclodecane-N,N',N'',N'''-tetraacetic acid PA-Dota alpha-(2-(4-Aminophenyl)ethyl)-1,4,7,10-tetraazacyclododecane-1,4,7,10-tetraacetic acid