(4ar,4bs,6as,7s,9as,9bs,11ar)-4a,6a-dimethyl-n-[2-(2h3)methyl(2h6)-2-propanyl]-2-oxo-2,4a,4b,5,6,6a,7,8,9,9a,9b,10,11,11a-tetradecahydro-1h-indeno[5,4-f]quinoline-7-carboxamide