| 摘要 |
Use of a compound of formula II: (see above formula) wherein R4 is (C1-C6)acyl, nitro(C1-C6)alkyl, cyano(C1-C6) alkyl, (C1--C6)alkoxy(Cl-C6)alkyl or -CH2NR7R8, wherein R7 and R8, the same or different, is each H or (C1-C6)alkyl, or together with the N atom form a saturated or unsaturated 5- 7 membered ring optionally containing a further heteroatom being N, O or S, the further N atom being optionally substituted, and either R5 is H and R6 is (C2-C6) acyl or hydroxyimino (C2--C6)alkyl, or R5 and R6 together with the phenyl ring form a quinoline, a 1,2,3,4-- tetrahydroquinoline or a perhydroquinoline ring, for the preparati on of pharmaceutically compositions for the treatment of Parkinson's disease or stroke.
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