Figure 3.

(a) Molecular structure of 26– and (b) its M44 metal core. Two views are shown (green for Ni, purple for Pt, yellow for Ni/Pd (≈33/67), blue for Ni/Pd (≈91/9), gray for C, and red for O).

(a) Molecular structure of 26– and (b) its M44 metal core. Two views are shown (green for Ni, purple for Pt, yellow for Ni/Pd (≈33/67), blue for Ni/Pd (≈91/9), gray for C, and red for O).