21 hydroxy 6,19 oxidoprogesterone 2 21 succinyloxy 6,19 epoxyprogesterone 2 21-hydroxy-6,19-oxidoprogesterone 2 21-succinyloxy-6,19-epoxyprogesterone 2 Animals 2 Apoptosis 2 COS Cells 2 Cercopithecus 2 Cercopithecus aethiops 2 Computer Simulation 2 Dimerization 2 Genes, Reporter 2 Glucocorticoid receptors 2 Humans 2 Mice 2 Molecular dynamics 2 Progesterone 2 Progestins 2 Receptors, Glucocorticoid 2 Structure-Activity Relationship 2 Structure-activity relationships 2 Tissue-specific activity 2 animal 2 apoptosis 2 article 2 cell strain COS1 2 chemistry 2 computer simulation 2 dimerization 2 drug derivative 2