The X-ray crystal structure of Gd3N@C80•NiII(OEP)•1.5(benzene) shows that the Gd3N unit within the Ih C80 cage is pyramidal, whereas Sc3N@C80, Sc3N@C78, Sc3N@C68, Lu3N@C80 and Sc2ErN@C80 have planar M3N units.
30 April 2012 in Journal of the American Chemical Society