The biosynthesis of antirrhinoside was investigated by
Damtoft S. et al. 1995.
The following scheme follows their Scheme 1. Antirrhinoside is an iridoid
glucoside found among Scrophularioideae and especially with Antirrhinae.
It is the main iridoid in Antirrhinum majus and constitutes about 2%
of the fresh weight of the plant.
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