Amobarbital

    Assign.     Shift(ppm)

      A            11.5
      B             1.835
      C             1.79
      D             1.426
      E             0.97
      F             0.810
      G             0.749
  

       ppm   Int.  Assign.

      173.04  1000      1
      149.79   458      2
       55.63   443      3
       35.85   209      4
       33.36   254      5 *
       31.70   209      6 *
       27.49   388      7
       22.09   796      8
        9.04   328      9