| Label | Id | |
|---|---|---|
| Rokitamycin | http://purl.obolibrary.org/obo/CHEBI_32103 | |
| Romurtide | http://purl.obolibrary.org/obo/CHEBI_32106 | |
| Roxithromycin | http://purl.obolibrary.org/obo/CHEBI_32109 | |
| bufotenin | http://purl.obolibrary.org/obo/CHEBI_3210 | |
| muroctasin | http://purl.obolibrary.org/obo/CHEBI_32106 | |
| muroctasine | http://purl.obolibrary.org/obo/CHEBI_32106 | |
| nopia | http://purl.obolibrary.org/obo/CHEBI_32106 | |
| ricamycin | http://purl.obolibrary.org/obo/CHEBI_32103 | |
| risarestat | http://purl.obolibrary.org/obo/CHEBI_32101 | |
| Rhythmy (TN) | http://purl.obolibrary.org/obo/CHEBI_32100 | |
| Rilmazafone hydrochloride | http://purl.obolibrary.org/obo/CHEBI_32100 | |
| CT 112 | http://purl.obolibrary.org/obo/CHEBI_32101 | |
| Ritodrine hydrochloride | http://purl.obolibrary.org/obo/CHEBI_32102 | |
| Propionylleucomycin A5 | http://purl.obolibrary.org/obo/CHEBI_32103 | |
| Rolitetracycline nitrate | http://purl.obolibrary.org/obo/CHEBI_32105 |