chemical_shift intensity peak_position_ppm 106.3 1 106.3 152.9 1 152.9 31.5 1 31.5 24.2 1 24.2 21.2 1 21.2 42.9 1 42.9 38.2 1 38.2 22.6 1 22.6 28 1 28 114.6 1 114.6 152.8 1 152.8 85.4 1 85.4 23.1 1 23.1 30.2 1 30.2 31 1 31 38.5 1 38.5 32.2 1 32.2 181.8 1 181.8 104.8 1 104.8 159.5 1 159.5 56.4 1 56.4 181.2 1 181.2