TEITW-HP9ON-A7HMK-WA6YA. donated from ssethtzeentach. and also alot of pirate sites just straight up post the screenshot of the key when someone asks for a cracked version of the game.
If you keep going to use it you might develop a tolerance to high doses, high doses that usually should knock you out will just be low doses for you, now think what will occur if this happens in the hospital.
plus it has side effects...
quick google search says they help in headaches and cognitive functions( https://www.ncbi.nlm.nih.gov/pmc/articles/PMC9786204/ ) but damn they expensive (30 USD on amazon)