| Synonyms: | [-]-(3S,4R)-3,4-DIHYDRO-3-HYDROXY-2,2-DIMETHYL-4-(3-OXO-CYCLOPENT-1-ENYL-2-OXY)-2H-1-BENZYPYRAN-6-CARBONITRILE;PCO 400;PCO-400 95+%;2H-1-Benzopyran-6-carbonitrile, 3,4-dihydro-3-hydroxy-2,2-dimethyl-4-( (3-oxo-1-cyclopenten-1-yl)oxy)- (3S-trans)-;SDZ PCO 400;(-)-(3S,4R)-3,4-Dihydro-3-hydroxy-2,2-dimethyl-4-(3-oxocyclopent-1-enyl-1-oxy)-2H-1-benzpyran-6-carbonitrile;(-)-(3S,4R)-3,4-Dihydro-3-hydroxy-2,2-dimethyl-4-(3-oxy-1-cyclopentenyl-2-oxy)-2H-1-benzylpyran-6-carbonitrile;2H-1-Benzopyran-6-carbonitrile, 3,4-dihydro-3-hydroxy-2,2-dimethyl-4-[(3-oxo-1-cyclopenten-1-yl)oxy]-, (3S,4R)- |