Synonyms: 3H,8H-Furo[2',3',4':4,5]oxireno[7,8]naphtho[2,1-c]pyran-3,8-dione,1aa,2,2a,4ab,4bb,5,9b,9ca-octahydro-2a,5a-dihydroxy-6-isopropyl-2ab,9ba-dimethyl- (8CI); Podolactone B,7,8-deepoxy-8,14-didehydro-15,16-dideoxy-7-hydroxy-, (1a,2a,7b)-; 3H,8H-Furo[2',3',4':4,5]oxireno[7,8]naphtho[2,1-c]pyran-3,8-dione,1a,2,2a,4a,4b,5,9b,9c-octahydro-2,5-dihydroxy-2a,9b-dimethyl-6-(1-methylethyl)-,[1aR-(1aa,2b,2aa,4aa,4ba,5b,9bb,9ca)]-; NSC 117884; NSC 211500; Nagilactone C