Senkyunolide A is a useful standard compound for the quality evaluation and chemical differentiation between Rhizoma chuanxiong and Angelica sinensis, and suitable for the analysis of a large number of samples.

(R,S)-Anatabine is a minor tobacco alkaloid found in the Solanaceae family of plants,and can be used as a specific marker for the detection of tobacco use.

Tangeretin, a flavonoid from citrus fruit peels, has been proven to play an important role in anti-inflammatory responses and neuroprotective effects in several disease models, and was also selected as a Notch-1 inhibitor.