Throwback to A Simple and Convenient Synthesis of Pseudoephedrine From N-Methylamphetamine [0] [1], a 2012 paper describing how to synthesize Sudafed from meth lol

[0] https://improbable.com/wp-content/uploads/2025/02/Pseudoephe...

[1] https://www.science.org/content/blog-post/pseudephedrine-mad...