chemical_shift intensity peak_position_ppm 174.3 1 174.3 44.3 1 44.3 96.6 1 96.6 173.9 1 173.9 42.9 1 42.9 94.8 1 94.8 45.7 1 45.7 78.3 1 78.3 69.6 1 69.6 155.7 1 155.7 103.9 1 103.9 158.5 1 158.5 110.1 1 110.1 134.5 1 134.5 109.2 1 109.2 54 1 54