精品婷婷乱码久久久久久蜜桃-日本办公室三级在线观看-一区二区三区国产日本-大鸡巴抽插骚逼视频app

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