Synonyms:
(-)-4,5-bis[(2r,5r)-2,5-dimethylphospholano]-1,2-dihydro-1,2-dimethyl-3,6-pyridazinedione(1,5-cyclooctadiene)rhodium(i) tetrafluoroborate ; catasium(r) mnn(r)rh, {4,5-bis[(2r,5r)-2,5-dimethylphospholanyl]-1,2-dimethyl-1,2-dihydropyridazine-3,6-dione}(1,5-cyclooctadiene)rhodium(i) tetrafluoroborate ; catasium? mnn(r)rh