| abstract |
A compound of Formula (III): n n n wherein X is a linkage independently selected from (CH 2 ) 12 or (CH 2 CH 2 ) 4 O 3 and wherein R 3 is independently selected from H, CH 2 CH 3 , COCH 3 or n n n and acid addition salts, solvates and hydrates thereof. The compounds have unusually high affinity for muscarinic receptors, and exhibit agonist activity useful in the treatment of neurological and other disorders, in which stimulating cholinergic activity is desirable. |