4-PrO-copyright, or 4-propionoxy-N,N-dimethyltryptamine, is a synthetic tryptamine that shares structural similarities with 4-AcO-copyright and psilocin. First synthesized in 2019, it features a propionoxy ester substitution at the 4-position of the indole ring, distinguishing it from other tryptamines commonly studied in forensic and analytical chemistry. This compound has gained int... https://ztndz.com/story24184497/buy-4-pro-copyright-fumarate