No. (ppm) (Hz) Height
1 6.96 4180.9 0.3069
2 6.98 4189.7 0.3550
3 7.27 4362.3 0.1998
4 7.28 4370.2 1.0000
5 7.29 4377.7 0.4868
6 7.31 4387.4 0.5166
7 7.32 4394.8 0.2550