| 摘要 |
2-Hydroxy-N,N,N-trimethylethanaminium salts of 5beta-cholanic-24 acid derivatives, of formula I <IMG> (I), wherein R1 and R2, and R3 and R4, independently, together are an oxo group, or two hydrogen atoms or a hydrogen atom and a hydroxy group, and X is a C-O bond, or an -NH-CH2-CO- or -NH-(CH2)2-SO2-group, are pharmacologically effective compounds.
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