Caproic Acid is a short-chain saturated fatty acid composed of a six-carbon chain.

Catalpol, an iridoid glycoside found in Rehmannia glutinosa.

Caudatin is a brain-penetrant C-21 steroidal with a variety of biological activities.

Chelerythrine is a natural alkaloid, acts as a potent and selective Ca2+/phospholopid-dependent PKC antagonist.

Chrysophanol is a natural anthraquinone, which inhibits EGF-induced phosphorylation of EGFR and suppresses activation of AKT and mTOR/p70S6K.

Cinobufagin is an agent that can be secreted by the Asiatic toad Bufo gargarizans. Cinobufagin induces the cell cycle arrests in the G1 phase or G2/M phase.

Ciwujianoside B is a blood-brain barrier penetrable radioprotective agent and memory enhancer.

Costunolide is a naturally occurring sesquiterpene lactone,.

Crocin I is a natural product that can be isolated from the stigma of Crocus sativus.

Cryptotanshinone is a natural compound extracted from the root of Salvia miltiorrhiza Bunge.

Cucurbitacin IIa is a blood-brain barrier-permeable EGFR inhibitor against human EGFR.

Cucurbitacin B belongs to a class of highly oxidized tetracyclic triterpenoids.

Danshensu Sodium is the racemic form of Salvianic acid A (HY-N1913).

Daphnetin, one coumarin derivative can be found in plants of the Genus Daphne, is a potent protein kinase inhibitor.

14-Deoxy-11,12-didehydroandrographolide is an analogue of Andrographolide.

Dehydroandrographolide succinate can be extracted from herbal medicine Andrographis paniculata (Burm f) Nees,.