 | C4X-193449 | N/A | Impurity | |
| Prilocaine impurity 49 |
 | C4X-19345 | 13327-14-5 | Impurity | |
| Prilocaine EP Impurity F HCl |
| C4X-193450 | N/A | Impurity | |
| Prilocaine impurity 50 |
| C4X-193451 | N/A | Impurity | |
| Prilocaine impurity 51 |
 | C4X-19346 | 39084-88-3 | Impurity | |
| Prilocaine Impurity 6 (Lidocaine Impurity 16) |
| C4X-19347 | 39106-10-0 | Impurity | |
| Prilocaine Impurity 7 |
 | C4X-19348 | 13438-26-1 | Impurity | |
| Prilocaine Impurity 8 DiHCl |
 | C4X-19349 | 1049712-77-7 | Impurity | |
| Prilocaine EP Impurity G |
| C4X-19351 | N/A | Impurity | |
| Vilanterol Impurity 1 |
| C4X-193510 | 2514696-13-8?free base? | Impurity | |
| Vilanterol Impurity 10 HCl |
