yeah sorry. I couldn’t resist that one. glad it didn’t land poorly 
fact is there isn’t a lot of information on D10. and it’s not even certain that we’re actually looking at D10. Just that it’s a degradation product. Calling it D10 seems like a reasonable guess.
I’ve asked every 3rd party lab I interact with. None really seem to have a handle on it.
this would be one reason @TheLostBiologist called it the devil: Chromatogram: 3% THC