       F2ppm           F1ppm       Intensity       
     1   7.2559          131.1543     14003911.88
     2   7.1277          132.4659     35897336.88
     3   7.1250          129.7945     17396095.63
     4   7.0852          128.7957     20011147.38
     5   3.4668           47.1327     67665172.25
     6   2.3152           23.2174     42655518.50
