Synonyms: (2a,6a,11S*)-1-Cyclopentyl-5-(1,2,3,4,5,6-hexahydro-8-hydroxy-3,6,11-trimethyl-2,6-methano-3-benzazocin-11-yl)-3-pentanone;1-Cyclopentyl-5-[(1S,9R,13S)-4-hydroxy-1,10,13-trimethyl-10-azatricyclo[7.3.1.0~2,7~]trideca-2,4,6-trien-13-yl]pentan-3-one;69924-29-4