SMILES: C=C[C@H]1CN2CC[C@H]1C[C@@H]2[C@H](C3=CC=NC4=CC=CC=C34)O
Description: The molecule is cinchonan in which a hydrogen at position 9 is substituted by hydroxy (S configuration). It occurs in the bark of most varieties of Cinchona shrubs, and is frequently used for directing chirality in asymmetric synthesis. It has a role as a metabolite. It is a cinchona alkaloid and an (8xi)-cinchonan-9-ol. It derives from a hydride of a cinchonan.