Robuta

https://phytochem.nal.usda.gov/chemical-6-o-4-acetyl-23-o-di-p-methoxycinnamoyl-alpha-l-rhamnopyranosyl-catalpol Chemical 6-O-(4''-ACETYL-2'',3''-O-DI-P-METHOXYCINNAMOYL-ALPHA-L-RHAMNOPYRANOSYL)-CATALPOL | Dr.... chemical acetyl alpha rhamnopyranosyl catalpol