Heteroaryl amines as novel acetylcholinesterase inhibitors

摘要

Compounds of the formulawherein ring A, ring B, ring D, R2, R3, R4, R5, R6, R11, R12, R13, E, G, X and P are as defined below. The compounds of formula I are cholinesterase inhibitors and are useful in enhancing memory in patients suffering from dementia and Alzheimer's disease.