| Label | Id | |
|---|---|---|
| C2(-) | http://purl.obolibrary.org/obo/CHEBI_30082 | |
| [C2](-) | http://purl.obolibrary.org/obo/CHEBI_30082 | |
| dicarbide(1.-) | http://purl.obolibrary.org/obo/CHEBI_30082 | |
| ethynid-2-yl | http://purl.obolibrary.org/obo/CHEBI_30082 |
| Label | Id | |
|---|---|---|
| C2(-) | http://purl.obolibrary.org/obo/CHEBI_30082 | |
| [C2](-) | http://purl.obolibrary.org/obo/CHEBI_30082 | |
| dicarbide(1.-) | http://purl.obolibrary.org/obo/CHEBI_30082 | |
| ethynid-2-yl | http://purl.obolibrary.org/obo/CHEBI_30082 |