3,3-[(2,2-Dimethyl-1,3-propanediyl)bis(oxy)]-17α-hydroxyestr-5(10)-ene-17-carbonitrile

3,3-[(2,2-dimethylpropane-1,3-diyl)bis(oxy)]-17alpha-hydroxyestr-5(10)-ene-17-carbonitrile