188640-74-6 Esulatin A Eup-1 NSC682342 Propanoic acid, 2-methyl-, 3,4,7,8,9,10a-hexakis(acetyloxy) tetradecahydro-2,2,9,12-tetramethyl-6-methylene-11-oxo-2H- cyclopenta[5,6]cyclododec[1,2-b]oxiren-5-yl ester, [1aS-(1aR*,3R*,4R*,5R*,7S*,7aR*,8S*,10aS*,12S*,12aR*)]-