| Label | Id | |
|---|---|---|
| pyrimidine nucleobase | http://purl.obolibrary.org/obo/CHEBI_26432 | |
| pyrimidine nucleobases | http://purl.obolibrary.org/obo/CHEBI_26432 | |
| pyrimidine nucleoside | http://purl.obolibrary.org/obo/CHEBI_26440 | |
| pyrimidine nucleosides | http://purl.obolibrary.org/obo/CHEBI_26440 | |
| pyrimidinemonocarboxylic acid | http://purl.obolibrary.org/obo/CHEBI_26447 | |
| pyrimidinemonocarboxylic acids | http://purl.obolibrary.org/obo/CHEBI_26447 | |
| pyrrolecarboxylic acid | http://purl.obolibrary.org/obo/CHEBI_26454 | |
| pyrrolecarboxylic acids | http://purl.obolibrary.org/obo/CHEBI_26454 | |
| pyrrolidine alkaloid | http://purl.obolibrary.org/obo/CHEBI_26456 | |
| pyrrolidine alkaloids | http://purl.obolibrary.org/obo/CHEBI_26456 | |
| pyrroloquinoline cofactor | http://purl.obolibrary.org/obo/CHEBI_26461 | |
| quercetin bissulfate | http://purl.obolibrary.org/obo/CHEBI_26481 | |
| quercetin bissulfates | http://purl.obolibrary.org/obo/CHEBI_26481 | |
| quercetin sulfate | http://purl.obolibrary.org/obo/CHEBI_26482 | |
| quercetin sulfates | http://purl.obolibrary.org/obo/CHEBI_26482 |