If you are interested in this sort of thing, I'd strongly recommend "The Secret Chief Revealed",[1] which goes in to detail on the playlist selection for psychedelic therapy and many other related topics. It's a truly excellent book on the subject.

[1] - https://www.amazon.com/Secret-Chief-Revealed-Myron-Stolaroff...

It's probably the playlist from the book Sacred Knowledge: Psychedelics and Religious Experiences.

Spotify playlist can be found here: https://play.spotify.com/user/phillysblunt/playlist/5KWf8H2p...

or here http://www.cupblog.org/?p=18136

But I don't know if this one, they have used something like this in other studies.

edit: Since they mentioned Eno it' might be a different one but I don't know: https://motherboard.vice.com/read/how-to-pick-music-for-peop... something like this and maybe there it can be found if you search what's related to this on reddit. J.H.U might be the sacred knowledge one.

"N.Y.U. leaned toward New Age and world music — Brian Eno; sitars; didgeridoos. Johns Hopkins favored Western classical."

Speaking of playlists this sounds like a new mental state for brain.fm to support.