| abstract |
The use of a compound of the formula (I) or of a pharmaceutically acceptable salt thereof:n wherein:- n R 1 and R 2 may be the same or different provided that, when R 1 and R 2 are the same, each is a methyl or ethyl group, and, when R 1 and R 2 are different, one of them is a methyl or ethyl group and the other is hydrogen or a benzyl group for the manufacture of a medicament for the treatment of Alzheimer's Disease. |