17-.beta.-hydroxy-17-methyl-4-oxa-5-.alpha.-androstan-3-one 1H-Benz[e]indene-6-propionic acid, dodecahydro-3,7-dihydroxy-3,3a,6-trimethyl-, .delta.-lactone 3,5-Seco-A-nor-5.alpha.-androstan-3-oic acid, 5,17.beta.-dihydroxy-17-methyl-, .delta.-lactone 4-Oxa-5.alpha.-androstan-3-one, 17.beta.-hydroxy-17-methyl- 4-Oxaandrostan-3-one, 17-hydroxy-17-methyl-, (5.alpha.,17.beta.)- 4-oxaandrostan-3-one deriv. of Cyclopenta[5,6]naphtho[2,1-b]pyran 4424-45-7 NSC63294