34864-30-7 CORIOLIN B, DIKETO- Diketocoriolin B NSC163027 Octanoic acid, (1aS-(1a.alpha.,3.beta.,3a.beta.,3b.alpha.,4.alpha.,6a.alpha.,7aR*))-octahydro-3a,5,5-trimethyl-2,7-dioxospiro(cyclopenta[4,5]pentaleno[1,6a-b]-oxirene-3(3aH),2'-oxiran)-4-yl ester Octanoic acid, octahydro-2,7-dioxospiro[cyclopenta[4,5]pentaleno[1,6a-b]oxirene-3(3aH),2'-oxiran]-4-yl ester, [1aS-(1a.alpha.,3.beta.,3a.beta.,3b.alpha.,4.alpha.,6a.beta.,7aR*)]-