63427-55-4 NSC152529 [1,1'-Biphenyl]-4-carboxylic acid, 3,3a,4,5,6,6a-hexahydro-4-(hydroxymethyl)-2-oxo-2H-cyclopenta[b]furan-5-yl ester, (3a.alpha.,4.alpha.,5.beta.,6a.alpha.)-