For Revive their focus SEEMS to be on the delivery systems, ie, Oral Strip, Gum, Creams etc.
Not sure how the individual Psilocybin drugs can/will be distinguished from other than by analyzing their chemical compositions.
FYI: This is simply my opinion based on what I've read....I don't ""HAVE IT ALL FIGURED OUT!"" LOL
EDIT: As with any emerging sector we will have to differentiate between the "Wheat and the Chaff". There are definitely a lot of these Psych companies that are Chaff simply seeking to capitalize on the surge in interest.