Corydalis and crepe jasmine are two various crops both equally used for pain relief. They most likely have different mechanisms of action on the human body, presented the data that I've gathered. Conolidine has long been present in the tabernaemontana divaricata plant, and that is inside the Apocynaceae family https://www.proleviate.com/post/conolidine-an-alternative-natural-pain-relief-to-replace-traditional-painkillers