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  • 3-[(3S,8R,9S,10R,13S,14S)-3-Hydroxy-10,13-dimethyl-17-oxo-1,2,3,4,7,8,9,10,11,12,13,14,15,17-tetradecahydro-cyclopenta[a]phenanthren-(16E)-ylidene]-propionic acid ethyl ester

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