3beta-Hydroxy-4alpha,23R,24R-trimethyl-5alpha-cholestane 4,23,24-Tmco 4,23,24-Trimethylcholestanol 4alpha,23xi,24xi-Trimethyl-5alpha-cholestan-3beta-ol 79951-66-9 Dinostanol Ergostan-3-ol, 4,23-dimethyl-, (3beta,4alpha,5alpha,24xi)-