Dezocine (also known as Dalgan, Dezocina, Dezocinum, Docozine, Dozocine, Wy-16225, WY 16225, (-)-13β-Amino-5,6,7,8,9,10,11α,12-octahydro-5α-methyl-5,11-methanobenzocyclodecen-3-ol, 13-Amino-5,6,7,8,9,10,11,12-octahydro-5-methyl-5,11-methanobenzocyclodecenol or (5R,11S,13S)-13-amino-5-methyl-5,6,7,8,9,10,11,12-octahydro-5,11-methanobenzocyclodecen-3-ol) is a opioid substance of the amphetamine class.