Cytidine 5'-triphosphate (CTP) is a pyrimidine nucleoside triphosphate that is involved in a variety of biochemical reactions. It is used in the synthesis of RNA by RNA polymerases.

C004019 is a small molecule PROTAC capable of targeting tau for selective protein degradation from the cell, while recruiting tau and E3 ligase (Vhl) for selective enhancement of tau ubiquitination and proteollyzation. C004019 is a candidate for AD and related tau protein diseases.

Dihydronarwedine (Lycoraminone) is the alkaloid. Dihydronarwedine inhibits 39% activity of glycogen synthase kinase-3β (GSK-3β) at a concentration of 10 μM.