(8R,9S,10R,13S,14S,17R)-10,13-dimethyl-3-oxo-2,3,6,7,8,9,10,11,12,13,14,15,16,17-tetradecahydro-1H-cyclopenta[a]phenanthren-17-yl 4-nitrobenzoate-2,2,4,6,6,10,16,16,17-d9,(8R,9S,10R,13S,14S,17R)-10,13-dimethyl-3-oxo-2,3,6,7,8,9,10,11,12,13,14,15,16,17-tetradecahydro-1H-cyclopenta[a]phenanthren-17-yl 4-nitrobenzoate-2,2,4,6,6,10,16,16,17-d9,Nandrolone Stable Isotopes