Gas-Phase Structure of the Monomeric Alkylgallium(I) Compound GaC(SiMe3)3 and the Electrochemical Behavior of Ga4C(SiMe3)34 and In4C(SiMe3)34 with EPR Evidence for a Ga4R4 Radical Anion. Organometallics, (15)4:1146--1150, 1996. [PUMA: ESR anion cyclic diffraction formation gallium indium;electron mol monomeric radical silylmethyl silylmethylgallium;silylmethyl structure voltammetry]