              F2ppm          F1ppm       Intensity 
     1         4.1662           71.8409      5633602.00
     2         3.8010           71.3685      6538235.63
     3         3.7479           65.0567      4470230.25
     4         3.6305           77.3306      6260127.50
     5         3.5840           65.0555      5873832.25
     6         1.8094           39.4963      5992136.38
