| Synonyms: | teucvin;(3R,5S,5'aS)-5-(3-Furyl)-3',4,5,5',5'a,7',8',8'aβ-octahydro-7'α-methylspiro[furan-3(2H),6'-[6H]naphtho[1,8-bc]furan]-2,2'(4'H)-dione;(5aS,5'S,6R)-5'-(3-Furyl)-7α-methyl-3,4,4',5,5',5aβ,8,8aβ-octahydrospiro[2H-naphtho[1,8-bc]furan-6(7H),3'(2'H)-furan]-2,2'-dione;Spiro[furan-3(2H),6'-[6H]naphtho[1,8-bc]furan]-2,2'(4'H)-dione, 5-(3-furanyl)-3',4,5,5',5'a,7',8',8'a-octahydro-7'-methyl-, (3R,5S,5'aS,7'R,8'aS)- |