NSC299933 Octanoic acid, (3S,3aR,4S,6S,6aR,7S,8S,9bS)-6-(acetyloxy)- 2,3,3a,4,5,6,6a,7,8,9b-decahydro-3,3a-dihydroxy-3,6,9- trimethyl-8-[[(2Z)-2-methyl-1-oxo-2-butenyl]oxy]-2-oxo- 4-(1-oxobutoxy)azuleno[4,5-b]furan-7-yl ester THAPSIGARGINE Thapsigargin