(8xi,9xi,14xi,17E)-20-methoxypregna-4,17-diene-3,16-dione 17-(1-Methoxy-ethylidene)-10,13-dimethyl-1,6,7,8,9,10,11,12,13,14,15,17-dodecahydro-2H-cyclopenta[a]phenanthrene-3,16-dione 20-Methoxy-4,17(20)E-pregnadiene-3,16-dione Guggulsterone-M InChI=1/C22H30O3/c1-13(25-4)20-19(24)12-18-16-6-5-14-11-15(23)7-9-21(14,2)17(16)8-10-22(18,20)3/h11,16-18H,5-10,12H2,1-4H3/b20-13-/t16?,17?,18?,21-,22-/m0/s pregna-4,17-diene-3,16-dione, 20-methoxy-, (8xi,9xi,14xi,17E)-