3-Octanone, 1-(1,2,3,4,5,6-hexahydro-8-hydroxy-3,6,11-trimethyl-2,6-methano-3-benzazocin-11-yl)-, (2alpha,6alpha,11S*)-(+-)- 71461-18-2 Tonazocina [INN-Spanish] Tonazocine Tonazocinum [INN-Latin]