SMILES: C[C@H]1C[C@@H]([C@@H]([C@H](/C=C(/[C@@H]([C@H](/C=C\\C=C(\\C(=O)NC2=CC(=C(C(=C2O)C1)NCC=C)O)/C)OC)OC(=O)N)\\C)C)O)OC
Description: The molecule is an ansamycin that is tanespimycin in which the benzoquinone moiety has been reduced to the corresponding hydroquinone. A semi-synthetic analogue of geldanamycin, it is used (generally as the hydrochloride salt) in cancer treatment. It has a role as a Hsp90 inhibitor and an antineoplastic agent. It is a member of hydroquinones, an ansamycin, an organic heterobicyclic compound, a secondary amino compound, a semisynthetic derivative and a carbamate ester. It derives from a geldanamycin. It is a conjugate base of a retaspimycin(1+).