prostaglandin-F synthase; prostaglandin-D2 11-reductase; reductase, 15-hydroxy-11-oxoprostaglandin; PGD2 11-ketoreductase; PGF2alpha synthetase; prostaglandin 11-ketoreductase; prostaglandin D2-ketoreductase; prostaglandin F synthase; prostaglandin • • •