(15S)-15-Methyl-9-deoxy-delta(sup 9)-pgd2 (15S)-15-Methyl-9-deoxy-delta(sup 9)-prostaglandin D2 15-Methyl-delta(sup 9)-pgd2 85235-20-7 BRN 5987971 Prosta-5,9,13-trien-1-oic acid, 15-hydroxy-15-methyl-11-oxo-, (5Z,9-alpha,13E,15S)-