6,6'-(Ethylenebis(oxyethyleneimino))bis(17-cyclopropylmethyl)-4,5-epoxymorphinan-3,14-diol 81919-18-8 Morphinan-3,14-diol, 6,6'-(1,2-ethanediylbis(oxy-2,1-ethanediylimino))bis(17-(cyclopropylmethyl)-4,5-epoxy-, (5alpha,6beta)-(5'alpha,6'beta)- TENA