diketopiperazine ring二: two酮: ketone; alkone; ket-; -one哌嗪: piperazine; vermex环: ring; hoop二酮哌嗪: diketopiperazine下载手机词典可随时随地查词查翻译关注微信公众号:chachacidian,回复:二酮哌嗪环,即可在微信中查询翻译