Fig. 4From: The DOTA macrocyclic cavity in metallic radiopharmaceuticals: Mythology or reality?A Graphical illustration of the coordination arrangement in the complex [Ga(HDOTA)], and B of the geometrical arrangement of the four nitrogen donor atoms of DOTA around the Ga3+ ion. Drawings A and B have been created based on data reported in reference (Viola et al. 2006) and hydrogen atoms have been omitted for clarityBack to article page