As Jason Clapham, the discerning drinker who brought this cocktail to my attention, says, "it's a Champs-Élysées crossed with Sidecar. What could go...
This wasn't bad, but felt a little flat. The Chartreuse seems to be lost. Added 3 drops of orange bitters and it pulled out the orange and herbal a bit better. Debated between using Orange or Peychaud. It is a very nice cocktail, just a little one dimensional.