Chemical Name : Butorphanol
CAS : 58786-99-5
Synonyms: Butorphanol
71257-38-0
84244-98-4
31637-97-5
191-24-2
Tetra
![1,2,3,4-TETRAHYDROPYRROLO[1,2-A]PYRAZINE](https://thsciimg.chemcd.cn/TS87629.gif)
