       F2ppm           F1ppm      Intensity
     1  7.8304          140.7483      6131650.44
     2  7.1324          124.8322     33908456.06
     3  3.4873           54.7637     10756548.00
     4  3.1381           34.8599      2631763.13
     5  2.8277           34.8599      4669746.38
