[3aS-[2E,3aalpha,4alpha(1E,3R*),5beta,6aalpha]]-5-[4-(3-Cyclopentyl-3-hydroxy-1-propenyl)hexahydro-5-hydroxy-2(1H)-pentalenylidene]pentanoic Acid-d4, (5E)-5-[(3aS,4R,5R,6aS)-4-[(1E,3S)-3-Cyclopentyl-3-hydroxy-1-propenyl]hexahydro-5-hydroxy-2(1H)-pentalenylidene]pentanoic Acid-d4, ONO 41483-d4, OP 41483-d4,