(1R/S,5R/S,9S/R,2''S/R)-5,9-Dimethyl-2'-hydroxy-2-tetrahydrofurfuryl-6,7-benzomorphan HCl 2,6-Methano-3-benzazocin-8-ol, 1,2,3,4,5,6-hexahydro-6,11-dimethyl-3-tetrahydrofurfuryl-, hydrochloride, (2R/S,6R/S,11S/R,2'S/R)- 57286-98-3