(+)-{1,2-Bis[(2<i>R</i>,5<i>R</i>)-2,5-dimethylphospholan-1-yl]ethane-κ<sup>2</sup><i>P</i>,<i>P</i>′}(η<sup>4</sup>-cycloocta-1,5-diene)rhodium(I) tetrafluoridoborate
Acta crystallographica. Section E