| http://www.w3.org/ns/prov#value | - Ginkgo has two groups of active substances, flavonoids (a three-ringed molecule with hydroxyl (OH) groups attached) and terpene lactones, including ginkgolides A, B, and C, bilobalide (a sesquiterpene), quercetin (a flavonoid), and kaempferol (a flavonoid).
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