The design and synthesis of a new type of 5-HT3 ligand with subnanomolar af
finity are described. The O-dialkyl-aminoethyloximinothienopyrrolizine stru
cture was deduced from molecular modeling studies by replacement of an amid
ine moiety by an oximino one. (C) 2001 Elsevier Science Ltd. All rights res
erved.