19-Nor-17a-pregn-4-en-20-yn-3-one,10-hydroperoxy-17-hydroxy- (8CI); Hydroperoxide, 17-hydroxy-3-oxo-19-nor-17a-pregn-4-en-20-yn-10-yl (7CI); 10b-Hydroperoxy-17-hydroxy-17a-ethynylestr-4-en-3-one; 10b-Hydroperoxy-19-norethisterone;NSC 92351; Sch 10015
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