Androst-4-ene-3,17-dione, mixt. with (3beta,17beta)-androst-5-ene-3,17-diol, desiccated thyroid hormones, (17beta)-17-hydroxyandrost-4-en-3-one, 3-hydroxyestra-1,3,5(10)-trien-17-one and (3beta)-3-hydroxypregn-5-en-20-one