You can view the page at http://www.basenotes.net/content/105...ion-is-Opus-VI
Z11 is three Z less than Z-14
I googled and found some z-11s listed under insect pheromones.
Couldn't find anything for Ambranum
Periploca serpium- "ill scented flowers; yellow fruit... Grown for dark green shiny leaves that remain green until leaf drop; fruit and sap are poisonous"