Piperazine citrate, an organic compound, consists of a six-membered ring, containing two nitrogen atoms at opposite positions in the ring.

2-Deacetoxytaxinine J shows significant in vitro activity against breast cancer cell line at a concentration of 20 microM and 10 microM in MCF-7 and MDA-MB-231 respectively.

CP94253 hydrochloride is a potent, selective and centrally active agonist of 5-HT1B receptor with Ki of 2 nM. The Kis are 89, 49, 860, and 1600 nM for 5-HT1A, 5-HT1D, 5-HT1C and 5-HT2 receptors, respectively.