3',4'-Methylenedioxy-α-pyrrolidinopropiophenone
3',4'-Methylenedioxy-α-pyrrolidinopropiophenone is a stimulant designer drug. It was sold in Germany in the late 1990s and early 2000s as an ingredient in imitation ecstasy (MDMA) pills. It shares a similar chemical structure with α-PPP and MDPV, and has been shown to have reinforcing effects in rats.