天天色天天舔,91精品国自产在线观看,国产原创av在线,一本久久久,嫩草伊人少妇精品av一二三区,中文字幕日本,三级精品视频

Product Name: 1-(diphenylmethyl)-piperazine
Structural formula:

Molecular formula: C₁₇H₂₀N₂
Molecular weight: 252.35
Chemical name: N-Diphenylmethylpiperazine，1-(diphenylmethyl)-piperazin
CAS number: 841-77-0
Quality standard:Enterprise Standard