          F2ppm           F1ppm       Intensity      
     1   6.8906          119.1823      6747341.31
     2   6.8241          119.6655     13543569.56
     3   6.7233          124.4996      6368555.75
     4   3.9157           58.6106      6950885.56
     5   3.1459           38.2032      2070395.09
     6   2.9919           38.2032      3616923.34
