| 摘要 |
A method of lowering cholesterol which comprises administering to a host requiring such treatment an effective amount of a compound of the formula <IMAGE> I wherein one of R1 and R2 is C1-7-alkyl and the other is C1-7-alkyl or C2-6-alkenyl-methyl; L is C1-11-alkylene or C2-11-alkenylene optionally bonded to the phenyl group via an O atom or L is 1,4-phenylene; n is 0 or, when L contains an O atom, n is 0 or 1; Q is C1-7-alkyl, C2-10alkenyl or a group of formula <IMAGE> Q' wherein R is H, halogen, CF3, CN or NO2; R3 and R4 are H, C1-4-alkyl or halogen; and R5 is H or, when R is H, R5 is H or halogen; or a pharmaceutically acceptable acid addition salt thereof, as well as certain compounds of formula I, are described.
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