6,14-Ethenomorphinan-7-methanol, 17-(cyclopropylmethyl)-alpha-(1,1-dimethylethyl)-4,5-epoxy-18,19-dihydro-3-hydroxy-6-methoxy-alpha-methyl-, (5alpha,7alpha(S))-
2-[3-cyclopropylmethyl-11-hydroxy-15-methoxy-(14R)-13-oxa-3-azahexacyclo[13.2.2.12,8.01,6.06,14.07,12]icosa-7,9,11-trien-16-yl]-3,3-dimethyl-2-butanol