3-Selenophenecarboxaldehyde (8CI,9CI)

    Parameter     ppm  Hz

      D(A)         9.334
      D(B)         7.732
      D(C)         8.285
      D(D)         9.874
       J(A,B)          1.22
       J(A,C)          2.35
       J(A,D)          0.0
       J(B,C)          5.55
       J(B,D)         -0.35
       J(C,D)          0.95
     
     SIMONNIN,M.P. ET AL. ORG.MAGN.RESON. 8, 508 (1976)
     J(A,SE-77):41.88HZ. J(B,SE-77):9.70HZ. J(C,SE-77):46.08HZ.