Synonyms: AC1L4IN5;19-Acetoxy-3alpha-hydroxyspongia-13(16),14-dien-2-one;Spongia-13(16),14-dien-2-one, 19-acetoxy-3alpha-hydroxy-;[(3bR,5aR,6S,7S,9aR,9bR)-7-hydroxy-3b,6,9a-trimethyl-8-oxo-4,5,5a,7,9,9b,10,11-octahydronaphtho[2,1-e][2]benzofuran-6-yl]methyl acetate;81360-35-2;Phenanthro(1,2-c)furan-8(4H)-one, 6-((acetyloxy)methyl)-7-hydroxy-3b,5,5a,6,7,9,9a,9b,10,11-decahydro-3b,6,9a-trimethyl-, (3bR,5aR,6S,7S,9aR,9bR)-