英文别名ent-10-Oxa-des A-androstan-5,17-dion; δ-Lactone; (4aS,6aR,9aR,9bR)-Decahydro-6a-methylcyclopenta[f][1]benzopyran-3,7-dione; (4AS,6AR,9AR,9BR)-6A-METHYLOCTAHYDROCYCLOPENTA[F]CHROMENE-3,7(2H,8H)-DIONE; δ-Lactone Sitolactone; Cyclopenta[f][1]benzopyran-3,7-dione, decahydro-6a-methyl-, (4aS,6aR,9aR,9bR)-; Cyclopenta[f][1]benzopyran-3,7-dione, decahydro-6a-methyl-,[4aS-(4aa,6aa,9ab,9ba)]-; (4aS,6aR,9aR,9bR)-6a-methyldecahydrocyclopenta[f]chromene-3,7-dione 
