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A 3D graph that illustrates the predicted and calculated activity of estrone (4, or estra-1,3,5(10)-triene-3-ol-17-one) as an ovulation inhibitor, with a confidence level exceeding 94%. This steroid has been isolated from the seeds and pollen of various plants, including Glossostemon bruguieri, Hyphaene thebaica, Malus pumila, Phoenix dactylifera, Punica granatum, and Salix caprea.
