Methods for treatment of inflammatory conditions using s-[4-(3- fluoro-3-methylbutyryloxy) but-2-ynyl] 6alpha, 9alpha-difluoro-17alpha-(furan-2-yl) carbonyloxy-11beta -hydroxy-16alpha-methyl-3-oxoandrosta-1,4-diene-17beta - carbothioate

A process for preparing a compound of formula I comprising

• a. alkylation of a compound of formula IV
• with a compound of formula VI,
• wherein L is a leaving group, to obtain a compound of formula II
• and,
• b. treating the compound of formula II with a compound of formula VII or a compound of formula VIIa

A process for preparing a compound of formula I comprising

• a. acylating a compound of formula II
• with a compound of formula VIII
• to obtain a compound of formula IX
• and
• b. Fluorinating the compound of formula IX.