[bis(triphenylphospine)nitrogen(1+)][Re(CO)5]

cobalt(III) tris(1,10-phenanthroline) hexafluorophosphate

tris(1,10-phenanthroline)cobalt(III) perchlorate

bis(triphenylphosphineiminium) pentacarbonylmanganate(1-)

[bis(triphenylphospine)nitrogen(1+)][Mn(CO)4(PPh3)]