(1R,2R,4R,4aR,5R,6S,8aS)-1-[(2R)-2-(3-furyl)-2-hydroxyethyl]-4-hydroxy-2-methyl-11-oxooctahydrospiro[1,4a-(methanooxymethano)naphthalene-5,2'-oxiran]-6-yl acetate 1(2H)-phenanthrenone, 2-ethenyl-3,4,4b,5,6,7,8,8a,9,10-decahydro-10-hydroxy-2,4b,8,8-tetramethyl-, (2S,4bS,10S)- InChI=1/C22H28O8/c1-12-7-17(25)21-10-28-19(26)20(12,8-15(24)14-5-6-27-9-14)16(21)3-4-18(30-13(2)23)22(21)11-29-22/h5-6,9,12,15-18,24-25H,3-4,7-8,10-11H2,1-2H3/t12-,15-,16-,17-,18+,20-,21+,22-/m1/s Teuctosin