for the following products
tris-(Acetonitrile)pentamethylcyclopentadienylruthenium(I)hexafluorophosphate | tris-(Acetonitrile)pentamethylcyclopentadienylruthenium(II) hexafluorophosphate and Pentamethylcyclopentadienyltris (acetonitrile)ruthenium(II) hexafluorophosphate