Hydroxy Tetrabenazine (Dihydro Tetrabenazine) (Mixture of Cis and Trans Isomers)
rel-(2S,3S,11bS)-3-Isobutyl-9,10-dimethoxy-1,3,4,6,7,11b-hexahydro-2H-pyrido[2,1-a]isoquinolin-2-ol and rel-(2R,3S,11bS)-3-isobutyl-9,10-dimethoxy-1,3,4,6,7,11b-hexahydro-2H-pyrido[2,1-a]isoquinolin-Open