naphtho[1,2-b]thiophene

    Parameter     ppm  Hz

      D(A)         7.517
      D(B)         7.468
       J(A,B)          5.40
     
      D(C)         7.825
      D(D)         7.741
      D(E)         7.930
      D(F)         7.515
      D(G)         7.576
      D(I)         8.145
       J(C,D)          8.74
       J(C,E)          0.00
       J(C,F)          0.00
       J(C,G)          0.00
       J(C,I)          0.00
       J(D,E)          0.00
       J(D,F)          0.00
       J(D,G)          0.00
       J(D,I)          0.80
       J(E,F)          8.15
       J(E,G)          1.40
       J(E,I)          0.68
       J(F,G)          6.93
       J(F,I)          1.22
       J(G,I)          8.09
     
     EWING,D.F. & SCROWSTON,R.M. ORG.MAGN.RESON. 3, 405 (1971)