1H-1,3a,7-Ethanylylidenepyrrolo[3',2':2,3]cycloocta[1,2-b]pyridine,9-acetyl-2,3,4,5,6,7,9,10,11,12-decahydro-3,5-dimethyl-, [1S-(1a,3aa,5a,7a,12aR*,13S*)]-