chemical_shift intensity peak_position_ppm 21.3 1.0 21.3 171.9 1.0 171.9 76.0 1.0 76.0 24.6 1.0 24.6 48.0 1.0 48.0 45.4 1.0 45.4 27.3 1.0 27.3 21.9 1.0 21.9 207.1 1.0 207.1 123.6 1.0 123.6 163.9 1.0 163.9 42.1 1.0 42.1 20.7 1.0 20.7 48.2 1.0 48.2 67.6 1.0 67.6 47.3 1.0 47.3 47.3 1.0 47.3 20.0 1.0 20.0 161.5 1.0 161.5 119.1 1.0 119.1 35.8 1.0 35.8 55.6 1.0 55.6 37.8 1.0 37.8 65.0 1.0 65.0 77.7 1.0 77.7 26.4 1.0 26.4 23.3 1.0 23.3 81.3 1.0 81.3 68.9 1.0 68.9 38.9 1.0 38.9 43.7 1.0 43.7 29.8 1.0 29.8