Synonyms: | Hispidanin B;4a(2H)-Naphthalenecarboxylic acid, 5-[[(1S,2S,4'S,5'aS,9'aS)-4'-(acetyloxy)-4',5',5'a,6',7',8',9',9'a-octahydro-3,6',6',9'a-tetramethyl-2'-oxospiro[3-cyclohexene-1,3'(2'H)-phenanthro[2,1-b]furan]-2-yl]methyl]octahydro-1,1-dimethyl-6-methylene-, (4aR,5S,8aS)- |