2,3-Dimethylindolizine

    Parameter     ppm  Hz

      D(A)         6.10
     
      D(B)         7.48
      D(C)         6.32
      D(D)         6.46
      D(E)         7.12
       J(B,C)          6.0
       J(B,D)          2.0
       J(B,E)          1.5
       J(C,D)          7.0
       J(C,E)          2.0
       J(D,E)          7.5
     
      D(F)         2.23
     
      D(G)         2.31
     
     BLACK,P.J. ET AL. AUST.J.CHEM. 17, 1128 (1964)
     J(B,E) AND J(D,E) CONTAIN UNCERTAINTY.