Synonyms: (2R,6aS,12S)-2α-(3-Furanyl)-1,2,5,6,11aα,11bα-hexahydro-12-methyl-3aαH-5β,11cβ-methanodifuro[3,2-a:3',4'-f]oxireno[i][3]benzooxepin-9(10aαH)-one;(2R,6aS,12S)-2α-(3-Furanyl)-1,2,5,6,11aα,11bα-hexahydro-12-methyl-3aαH-5β,11cβ-methanodifuro[3,2-a:3',4'-f]oxireno[i][3]benzoxepin-9(10aαH)-one;Salvifarin