| 摘要 |
The compounds of formula I in which the symbols have the meaning given in Claim 1 are prepared by reaction of a corresponding compound having, in place of the group -NB, a tosyloxy radical with an amine of formula H-N=B. The ketones obtained (formula I) can be converted to secondary alcohols or oximes and reduced to the &rdurule& CH2 stage and each time to acid addition salts. They are useful as medicaments, in particular as antiinflammatory agents. <IMAGE>
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