2-Cyclopentene-1-carboxylic acid, 3,5-dichloro-1-hydroxy-4-oxo-2-(1-propenyl)-, methyl ester, (1S-(1alpha,2(E),5beta))- (9CI) 2-Cyclopentene-1-carboxylic acid, 3,5-dichloro-1-hydroxy-4-oxo-2-propenyl-, methyl ester, (E)-(1S,5S)-(+)- (8CI) 25707-30-6 3,5-Dichloro-1-hydroxy-4-oxo-2-(1-propenyl)-2-cyclopentene-1-carboxylic acid methyl ester Cryptosporiopsin NSC 137442