Synonyms: Nitrosobiotin;5-[(3as,4s,6ar)-1-nitroso-2-oxohexahydro-1h-thieno[3,4-d]imidazol-4-yl]pentanoic acid;AC1Q5VZQ;AC1L4SI7;AR-1G6536;1H-Thieno(3,4-d)imidazole-4-pentanoic acid, hexahydro-1-nitroso-2-oxo-, (3aS-(3aalpha,4beta,6aalpha))-;5-[(3aR,6S,6aS)-3-nitroso-2-oxo-3a,4,6,6a-tetrahydro-1H-thieno[3,4-d]imidazol-6-yl]pentanoic acid