15-(2-Benzo(b)thienyl)-16,17,18,19,20-pentanor-pgf2-alpha methyl ester 15-(2-Benzo(b)thienyl)-16,17,18,19,20-pentanorprostaglandin F2-alpha methyl ester 5-HEPTENOIC ACID, 7-(2-(3-BENZO(b)THIEN-2-YL-3-HYDROXY-1-PROPENYL)-3,5-DIHYDROXY 5-Heptenoic acid, 7-(2-(3-benzo(b)thien-2-yl-3-hydroxy-1-propenyl)-3,5- dihydroxycyclopentyl)-, methyl ester, (1R-(1-alpha(Z),2-beta(1E,3S*)-3-alpha,5-alpha))- 73285-86-6 BRN 5652291