chemical_shift intensity peak_position_ppm 2.1 2.100000 1.000000 2.1 2.100000 1.000000 2.1 2.100000 1.000000 2.91 2.910000 1.000000 3.0 3.000000 1.000000 7.19 7.190000 1.000000 7.19 7.190000 1.000000 7.19 7.190000 1.000000 7.19 7.190000 1.000000 7.19 7.190000 1.000000 2.6 2.600000 1.000000 1.69 1.690000 1.000000 3.36 3.360000 1.000000 1.61 1.610000 1.000000 1.73 1.730000 1.000000 2.22 2.220000 1.000000 2.1 2.100000 1.000000 3.55 3.550000 1.000000 3.48 3.480000 1.000000 3.48 3.480000 1.000000 3.48 3.480000 1.000000