2,6-Methano-3-benzazocin-8-ol, 3-(3-furanylmethyl)-1,2,3,4,5,6-hexahydro-6,11-dimethyl 72656-86-1 Furylmethylnormetazocine Mr 1452 Mr1452 alpha-5,9-Dimethyl-2-(3-furylmethyl)-2'-hydroxy-6,7-benzomorphan