I notice an unusual cultural phenomenon in that there is a PGR called "NATCA" or "Folcisteine" which, if you Google,
https://www.google.com/search?q=natc...ca+folcisteine
you get 19,800 results, mostly of sellers, and, few, if any, of scientific papers. Is there a secret underground society that knows what to do with it? Well, since I don't know with to do with it, I'm not going to buy it.