| 摘要 |
The invention relates to 1-(R<SUP>1</SUP>)-2-(R<SUP>2</SUP>)-3-(Y-X-NH-A- or Z-A-)-4,5,6,7-R)<SUB>0-4</SUB>-indoles, and their acid addition salts where the compounds are basic, wherein A is C<SUB>1-4 </SUB>alkylene, X is >CH<SUB>2</SUB>, >C-O or >C-S, and the other symbols have various defined values, and to pharmaceutical, skin-protective and cosmetic compositions which comprise them.
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