Scrokoelziside A, isolated from the aerial parts of Scrophularia koelz
ii was shown to be 3-O-([alpha-L-rhamnopyranosyl-(1-->3), D-fucopyrano
syl-(1-->4)-<beta-D-glucopyranosyl)-13 beta,28-epoxyolean-11-en-23-ol,
on the basis one- and two-dimensional NMR homo- and hetero-nuclear sp
ectroscopic evidence.