1,2-Propanedione, 1-((11beta,17alpha)-17-(acetyloxy)-11-hydroxy-3-oxoandrosta-1,4-dien-17-yl)- 11beta,17alpha-Dihydroxy-21-methylpregna-1,4-diene-3,20,21-trione 17 acetate 912-18-5 TSC 5 TSC-5