5,6,7-Trihydroxyflavone-7-O-β-D-glucuronopyranoside is a natural product that can be isolated from the root of Scutellaria repens Buch.-Ham. ex D. Don.

Rituximab anti-CD20) is a chimeric anti-CD20 mAb that binds the CD20 antigen on B cells with a binding affinity of 5 nM.

Lobetyol is a natural compound that can be isolated from Lobelia chinensis. Lobetyol induces apoptosis and cell cycle arrest in MKN45 cells. Lobetyol shows anti-virus, anti-inflammation and anti-tumor activity. Lobetyol is a click chemistry reagent, it contains an Alkyne group and can undergo copper-catalyzed azide-alkyne cycloaddition (CuAAc) with molecules containing Azide groups.