Templation and Concentration Drive Conversion Between a Fe<sup>II</sup><sub>12</sub>L<sub>12</sub> Pseudoicosahedron, a Fe<sup>II</sup><sub>4</sub>L<sub>4</sub> Tetrahedron, and a Fe<sup>II</sup><sub>2</sub>L<sub>3</sub> Helicate
Journal of the American Chemical Society