Two new iridoids, deacetylasperulosidic acid ethyl ester and hedyotosi
de and three known iridoids, asperulosidic acid, asperuloside and deac
etyl asperuloside, were isolated from Hedyotis hedyotidea. Their struc
tures were elucidated by spectroscopic means. (C) 1998 Elsevier Scienc
e Ltd. All rights reserved.