A tetranuclear organorhenium(I) complex of the 2,3,5,6-tetrafluoro-7,7,8,8-tetracyano-p-quinodimethane radical anion, TCNQF4-. Dalton Transactions, 42:5749--5753, 2008. [PUMA: bipyridine carbonyl complex complex;cyclic complex;electronic complex;optimized complex;rhenium crystal fluorotetracyanoquinodimethane geometry prepn rhenium structure tetranuclear voltammetry]