• calcium 2,2′-(7-(carboxymethyl)-10-((2r,3r)-1,3,4-trihydroxybutan-2-yl)-1,4,7,10-tetraazacyclododecane-1,4-diyl)diacetate2021-12-28
• gadolinium(iii) 2,2′,2”-(10-((2r,3s)-1,3,4-trihydroxybutan-2-yl)-1,4,7,10-tetraazacyclododecane-1,4,7-triyl)triacetate2021-12-28
• gadolinium(iii) 2,2′,2”-(10-((2r,3s)-1,3,4-trihydroxybutan-2-yl)-1,4,7,10-tetraazacyclododecane-1,4,7-triyl)triacetate2021-11-30
• calcium 2,2′-(7-(carboxymethyl)-10-((2r,3r)-1,3,4-trihydroxybutan-2-yl)-1,4,7,10-tetraazacyclododecane-1,4-diyl)diacetate2021-11-26