1,11b-Dihydro-3-(2,2-dimethyl-1-oxopropyl)-11b-hydroxy-2H-cyclopenta(l)phenanthren-2-one 113561-34-5 2H-Cyclopenta(l)phenanthren-2-one, 1,11b-dihydro-3-(2,2-dimethyl-1-oxopropyl)-11b-hydroxy- 3,4-Dihydro-1-pivaloyl-2-oxo-4-hydroxycyclopenta(l)phenanthrene BRN 5599587