Cathinone, a phenylpropylamine alkaolid from khat leaves that has amphetamine effects in humans.

@article{Kalix1990CathinoneAP,
  title={Cathinone, a phenylpropylamine alkaolid from khat leaves that has amphetamine effects in humans.},
  author={Peter Kalix and S Geisshusler and Rudolf Brenneisen and U. Koelbing and Hans U Fisch},
  journal={NIDA research monograph},
  year={1990},
  volume={105},
  pages={289-90}
}