721494.fig.001a
(a)
721494.fig.001b
(b)
Figure 1: Chemical structures of the isolated substances: 4-hydroxy-3-methoxypropiophenone (1), galbulin (2), guaiacin (3), galbacin (4a), galbelgin (4b), calopeptin (5a), veraguensin (5b), 7,2′-dihydroxy-4′-methoxy-isoflavone (6), α,2′-dihydroxy-4,4′-dimethoxydihydrochalcone (7), juruenolide C (8a), and juruenolide D (8b).