number atom shift 1 C 153.317 2 C 139.203 3 C 22.235 4 C 105.256 5 C 125.211 6 C 136.423 7 C 73.243 8 C 70.680 9 C 121.098 10 C 153.448 11 C 148.306 12 C 80.434 13 C 79.803 14 C 73.806 15 C 72.886 16 C 73.882 17 C 77.515 18 C 95.192 19 C 101.680 20 C 101.083 21 C 165.500 22 N 83.796 23 N 99.914 24 N 258.150 25 N 250.066 26 N 264.653 27 N 174.055 28 N 125.844 43 P -5.294 44 P -1.777 45 H 9.989 46 H 9.589 47 H 3.836 48 H 3.599 49 H 5.902 50 H 7.105 51 H 8.483 52 H 5.761 53 H 5.654 54 H 5.412 55 H 5.860 56 H 5.673 57 H 5.530 58 H 4.476 59 H 4.213 60 H 6.229 61 H 4.483 62 H 7.139 63 H 5.492 64 H 5.197 65 H 6.057 66 H 4.475 67 H 5.117 68 H 0.440 69 H 3.688 70 H 2.815 71 H 1.167 72 H 4.736 73 H 4.045