Synonyms: 5-Heptenoicacid, 7-[(2R,3S,4S)-tetrahydro-4-hydroxy-2-[(1E,3S)-3-hydroxy-1-octenyl]-6-oxo-2H-pyran-3-yl]-,(5Z)- (9CI); Thromboxa-5,13-dien-1-oic acid, 9,15-dihydroxy-11-oxo-, (5Z,9a,13E,15S)-; 11-Dehydro-TXB2;11-Dehydrothromboxane B2; 11-keto-Thromboxane B2; 5-Heptenoic acid,7-[tetrahydro-4-hydroxy-2-(3-hydroxy-1-octenyl)-6-oxo-2H-pyran-3-yl], [2R-[2a(1E,3S*),3b(Z),4b]]-