abstract |
The invention described herein has the formula I: [Chemical 1] And at least one compound of formula I in relation to at least one compound of formula I or at least one acetylcholinesterase inhibitor Wherein R 1 , R 2 , R 3 , R 4 , R 5 , R 6 , R 7 , R 8 , R 9 , n, X, and Z are As defined in the specification. |