Title: 5-Dehydroepisterol. From Wikipedia
Title: Rodrigues JC, et al. Ultrastructural and biochemical alterations induced by 22,26-azasterol, a delta(24(25))-sterol methyltransferase inhibitor, on promastigote and amastigote forms of Leishmania amazonensis.Antimicrob Agents Chemother. 2002 Feb;46(2):487-99.