 | C4X-15209 | 108102-47-2?free base? | Impurity | |
| Octreotide EP Impurity G Acetate |
| C4X-1521 | 73232-52-7 | Impurity | |
| Naltrexone Methyl Bromide |
 | C4X-15211 | 1027638-96-5 | Impurity | |
| Methylnaltrexone Bromide Impurity 1 |
| C4X-15212 | N/A | Impurity | |
| Methylnaltrexone Bromide Impurity 2 |
| C4X-15213 | N/A | Impurity | |
| Methylnaltrexone Bromide Impurity 3 |
| C4X-15214 | 1005410-32-1 | Impurity | |
| Methylnaltrexone Bromide Impurity 4 |
| C4X-15215 | N/A | Impurity | |
| Methylnaltrexone Bromide Impurity 5 |
 | C4X-15221 | 80082-65-1 | Impurity | |
| Aztreonam Impurity 1 |
| C4X-152212 | N/A | Impurity | |
| Open-ring Desulfated Aztreonam Ethyl Ester 1 |
 | C4X-152213 | 102586-36-7 | Impurity | |
| Aztreonam USP RC B(Open-ring Desulfated Aztreonam) |
