4,6-Diacetoxy-6-methyl-2,4-cyclohexadien-1-one

    Parameter     ppm  Hz

      D(A)         6.08
      D(B)         6.71
      D(C)         5.85
       J(A,B)         10.2
       J(A,C)          0.7
       J(B,C)          2.9
     
      D(D)         2.17
     
      D(E)         2.03
     
      D(F)         1.40
     
     BUBB,W.A. ET AL. ORG.MAGN.RESON. 9, 167 (1977)