(R,S,S)-Dihydrotetrabenazine from MedChemExpress

(R,S,S)-Dihydrotetrabenazine (R,S,S-DHTBZ) is a kind of discrete isomeric secondary alcohol metabolites of Tetrabenazine (TBZ, HY-B0590), is a poor VMAT2 inhibitor (Ki = 690 nM)[1]