5'H-PREGNA-1,4-DIENO(17,16-D)OXAZOLE-3,20-DIONE, 11,21-BIS(ACETYLOXY)-2'-METHYL-, (11.BETA.,16.BETA.)-
5'h-pregna-1,4-dieno(17,16-d)oxazole-3,20-dione, 11,21-bis(acetyloxy)-2'-methyl-, (11.beta.,16.beta.)-