1-(4,6-二乙基-2-嘧啶)哌嗪

2-piperazin-1-yl-1H-quinazolin-4-one

哌嗪-1,4-二甲腈

1-(5-溴-2-噻唑)-哌嗪

1-(3-乙氧基-2-吡啶)哌嗪