免费看a的网站,国产区欧美,1942电影1080p完整版在线观看,欧美草比视频,扫黑除恶电视剧在线观看完整,恋爱之瘾粤语完整版未删减在线观看电影免费,最爱电影在线观看完整版

Product Name: 1-(diphenylmethyl)-piperazin
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