Further iridoid glucosides in the genus Manulea (Scrophulariaceae)

From two species of the genus Manulea (Scrophulariaceae) was isolated secoiridoid glucosides. In addition an ester of adoxosidic acid named altissimoside was found, as well as terpenoid esters of 6β-hydroxy 8-epi-boschnaloside, named manucoside A and B.