10549-91-4 9,11beta-Dichloro-17,21-dihydroxy-16alpha-methylpregna-1,4-diene-3,20-dione 17,21-di(butyrate) 9,11beta-Dichloro-17,21-dihydroxy-16alpha-methylpregna-1,4-diene-3,20-dione dibutyrate EINECS 234-132-7 Meclorisone dibutyrate Meclorisone dibutyrate [USAN] Pregna-1,4-diene-3,20-dione, 9,11-dichloro-16-methyl-17,21-bis(1-oxobutoxy)-, (11beta,16alpha)- Sch 11572