chemical_shift intensity peak_position_ppm 60.3 1 60.3 137.5 1 137.5 141.6 1 141.6 181 1 181 145.4 1 145.4 161.2 1 161.2 130.5 1 130.5 133.7 1 133.7 165.8 1 165.8 138.9 1 138.9 17.5 1 17.5 135.6 1 135.6 115.8 1 115.8 125.4 1 125.4 105.2 1 105.2 154.5 1 154.5 56.1 1 56.1 138.4 1 138.4 60.7 1 60.7 149.6 1 149.6 147.9 1 147.9 126.3 1 126.3 134.1 1 134.1 127.9 1 127.9 177 1 177