RU | 平均结构单元环数 | 2.41 | 2.48 | 2.36 | 2.30 | 2.65 |
B-B | 桥键 | 21.5 | 31.5 | 30.4 | 35.5 | 57.7 |
C-S* | 羧基碳 | 9.2 | 8.5 | 7.8 | 3.0 | 1.4 |
C-T* | 羰基碳 | 9.4 | 5.7 | 5.7 | 8.1 | 3.1 |