I've just gotten an update from my collaborators. They're still polishing up their purification methods, and waiting for the mass spectrometer machine-time that will open up when other researchers take time off over Christmas.
So with luck we'll have a preliminary answer in a few weeks. Then we'll have to get busy generating the final data and writing our paper!
Philosophy begins where physics ends, and physics begins where philosophy ends
10 hours ago in The Curious Wavefunction