abstract |
There is provided a novel series of heterocyclic aminopyrrolidine compounds of Formula Iwherein R1, R2, R3, R4, W, Z and the wavy bond <CUSTOM-CHARACTER FILE="US06211225-20010403-P00001.TIF" ID="CUSTOM-CHARACTER-00001"> are as defined herein which bind to the human melatonin receptor and therefore are useful as melatonergic agents. |