5-Heptenoic acid, 7-(tetrahydro-4,6-dihydroxy-2-(3-hydroxy-1-octenyl)-2H-pyran-3-yl)-, (2R-(2alpha(1E,3S*),3beta(Z),4beta,6alpha))- 54397-85-2 THROMBOXANE B2 Thromboxa-5,13-dien-1-oic acid, 9,11,15-trihydroxy-, (5Z,9alpha,13E,15S)-