| Experimental Frequencies (cm−1)e | Calculated by Equation (9) | Calculated by Equation (10) |
| 11.43 | 11.45 | 10.67 |
| 19.05 | 19.06 | 17.60 |
| 26.67 | 26.67 | 26.11 |
| 34.29 | 34.28 | 34.62 |
| 41.91 | 41.89 | 42.86 |
| 49.52 | 49.5 | 50.84 |
| 57.13 | 57.11 | 58.50 |
| 64.74 | 64.72 | 65.89 |
| 72.34 | 72.33 | 73.01 |
| 79.95 | 79.94 | 79.87 |
| 87.55 | 87.55 | 86.60 |
| 95.15 | 95.16 | 93.13 |