3d image of piperazine skeletal formula

piperazine hexahydropyrazine piperazidine diethylenediamine diazinane diazacyclohexane black pepper antihelminthic anthelmintic paralysing parasites helminths ascariasis enterobiasis filariasis carbon capture drugs derivative phenylpiperazines benzylpiperazines diphenylmethylpiperazines benzhydrylpiperazines pyridinylpiperazines pyrimidinylpiperazines drug preparation mount treatment medicine medicament remedy cure medication side effect adverse action iatrogenic overdose contraindications interaction pharmacology pharmaceutics pharmaceutical pharmacy pharma pharmacodynamics pharmacokinetics 3d molecule