Fig. 3: Synthesis of Ln-T.
From: Design and synthesis of chiral DOTA-based MRI contrast agents with remarkable relaxivities

Ln represents Eu(III), Yb(III) and Gd(III); counter ions are not shown for clarity.
From: Design and synthesis of chiral DOTA-based MRI contrast agents with remarkable relaxivities

Ln represents Eu(III), Yb(III) and Gd(III); counter ions are not shown for clarity.