| Synonyms: | 16,24-Cyclo-13,14-secoergost-2-ene-18,26-dioic acid, 14,17:14,27-diepoxy-5,6,13,20,22-pentahydroxy-1,15-dioxo-, .gamma.-lactone .delta.-lactone, (5.alpha.,6.beta.,14.alpha.,16.beta.,22.alpha.,25S)-;16,24-Cyclo-13,14-secoergost-2-ene-18,26-dioic acid, 14,17:14,27-diepoxy-5,6,13,20,22-pentahydroxy-1,15-dioxo-, .gamma.-lactone, .delta.-lactone;Nsc288728;PHYSALIN D;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, 2,3,6,6a,9,10,10a,14,14a,15,16,16a-dodecahydro-8a,14a,15-trihydroxy-2,6a,10b-trimethyl-, (1S,2S,3S,6R,6aS,8aR,10aS,10bR,14aR,15R,16aR,17R,18aR)- |