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Quantification of the analytes after the addition of cysteamine.
| Signals Assigned | Chemical Shift (ppm) | Coupled Splitting | Coupling Constants (J/Hz) | Time (h) | Integral |
|---|---|---|---|---|---|
| H-9 H-9′ |
7.731 | dd | 8.5 | 0 | 2.00 |
| 7.658–7.759 | m | / | 1 | 2.00 | |
| H-3 | 7.332 | t | 4.5 | 0 | 1.00 |
| 7.332 | t | 4.5 | 1 | 0.46 |
