62687-23-4 Spiro[azuleno[4,5-b]furan-3(2H),10'-[4H-6a,9]ethanoazuleno[4,5-b]furan]-2,2'(3'H)-dione,3a,3'a,4,5,5',6,6',6a,7,9',9a,9'a,9b,9'b-tetradecahydro-4,6,6'-trihydroxy-6,6',9,9'-tetramethyl-3'-methylene-,[3'aS-[3'aa,6'a,6'aa,9'a,9'aa,9'bb,10'S*(3aS*,4R*,6S*,6aS 62687-46-1 2-Methylpropenoic acid (1aR,4Z,5aR,8aR,9S,10aS)-10a-acetoxymethyl-1a,2,3,5a,7,8,8a,9,10,10a-decahydro-4-hydroxymethyl-8-methylene-7-oxooxireno[5,6]cyclodeca[1,2-b]furan-9-yl ester