11. "' Pipoxizine "'( structurally to antihistamines of the diphenylmethane / piperazine family. 12. The investigators have also established that piperazine can protect the heart against sudden cardiac death from ventricular fibrillation. 13. It is closely related to vanoxerine and GBR-12, 935, which in contrast are piperazines . 14. Piperazine is a flaccid paralyzing agent that blocks the response of Ascaris muscle to acetylcholine, which immobilizes the worm.15. Even though it is large, it only includes a small fraction of the > 300 Wikipedia articles about piperazines . 16. Piperazine 's solubility is low, so it is often used in relatively small amounts to supplement another amine solvent.17. Blue shows the methyl piperazine group, orange is the ethoxyphenyl group and orange and green together represent the pyrazolopyrimidinone group. 18. The branched isomer tris ( 2-aminoethyl ) amine and piperazine derivatives may also be present in commercial samples of TETA. 19. It is a member of the azapirone and piperazine chemical classes and is closely related to other agents like buspirone and gepirone. 20. "' GBR-12935 "'is a piperazine derivative which is a potent and selective dopamine reuptake inhibitor.
