17,3-(Epoxymethano)-1,17:2,6-dimethano-17H-naphtho(1,2-f)furo(3,4-b:2,3-c')bisoxocin-4,8,11,21(1H,8aH,10bH)-tetrone, 14a-chloro-2,3,6,6a,9,10,10a,14,14a,15,16,16a-dodecahydro-8a,15-dihydroxy-2,6a,10b-trimethyl-, (1S,2S,3S,6R,6aS,8aR,10aS,10bS,14aR,16R,16aR,17R,18aR)- 70241-09-7 NSC 688074 Physalin H