number atom shift 2 P -0.779 3 P 6.854 4 P 6.908 21 N 124.319 22 N 122.183 23 N 96.385 24 N 180.164 25 N 245.883 26 N 258.827 27 N 226.683 28 C 41.745 29 C 85.025 30 C 24.885 31 C 85.931 32 C 39.778 33 C 39.086 34 C 73.785 35 C 37.208 36 C 16.800 37 C 22.143 38 C 101.012 39 C 91.271 40 C 85.900 41 C 83.802 42 C 183.564 43 C 175.424 44 C 160.652 45 C 154.217 46 C 124.127 47 C 145.021 48 C 160.241 49 H 3.433 50 H 6.709 51 H 7.719 52 H 4.257 53 H 3.746 54 H 7.298 55 H 7.049 56 H 5.876 57 H 5.487 58 H 5.809 59 H 10.188 60 H 4.495 61 H 3.841 62 H 3.130 63 H 5.445 64 H 6.047 65 H 3.537 66 H 4.875 67 H 4.645 68 H 4.800 69 H 4.777 70 H 5.101 71 H 3.074 72 H 3.419 73 H 1.728 74 H 2.410 75 H 2.561 76 H 1.346 77 H 2.866 78 H 1.680 79 H 7.152 80 H 6.522 81 H 5.227 82 H 5.397 83 H 9.410 84 H 9.884