| Label | Id | |
|---|---|---|
| (4S)-4-ethyl-4-hydroxy-10-nitro-1H-pyrano[3',4':6,7]indolizino[1,2-b]quinoline-3,14(4H,12H)-dione | http://purl.obolibrary.org/obo/CHEBI_90225 | |
| Orathecin | http://purl.obolibrary.org/obo/CHEBI_90225 | |
| Camptogen | http://purl.obolibrary.org/obo/CHEBI_90225 | |
| 9-NC | http://purl.obolibrary.org/obo/CHEBI_90225 | |
| 9-nitro-(20S)-camptothecin | http://purl.obolibrary.org/obo/CHEBI_90225 | |
| 9-nitro-20(S)-camptothecin | http://purl.obolibrary.org/obo/CHEBI_90225 | |
| 9-nitrocamptothecin | http://purl.obolibrary.org/obo/CHEBI_90225 | |
| rubitecan | http://purl.obolibrary.org/obo/CHEBI_90225 | |
| rubitecanum | http://purl.obolibrary.org/obo/CHEBI_90225 | |
| RFS 2000 | http://purl.obolibrary.org/obo/CHEBI_90225 |