The molecule is a pyridoisoquinoline that is 1,3,4,6,7,11b-hexahydro-2H-pyrido[2,1-a]isoquinoline which is substituted at positions 2, 3, and 8 by 2-hydroxyethyl, ethyl, and hydroxy groups, respectively, and by methoxy groups at positions 9 and 10 (the 2R,3R,11bS stereoisomer). It is a benzo[a]quinolizidine alkaloid isolated from the Indian medicinal plant Alangium lamarckii. It has a role as a plant metabolite. It is a member of isoquinolines, a member of phenols, a tertiary amino compound, an aromatic ether, a primary alcohol, an isoquinoline alkaloid and a pyridoisoquinoline.
(2R,3R,11bS)-3-ethyl-2-(2-hydroxyethyl)-9,10-dimethoxy-2,3,4,6,7,11b-hexahydro-1H-benzo[a]quinolizin-8-ol