| Label | Id | |
|---|---|---|
| PPE | http://purl.obolibrary.org/obo/CHEBI_53256 | |
| poly(1,4-phenyleneethyne-1,2-diyl) | http://purl.obolibrary.org/obo/CHEBI_53256 | |
| poly(p-phenyleneethynylene) | http://purl.obolibrary.org/obo/CHEBI_53256 | |
| poly(p-phenylene ethynylene) | http://purl.obolibrary.org/obo/CHEBI_53256 | |
| poly(p-phenylene ethynylene) macromolecule | http://purl.obolibrary.org/obo/CHEBI_53256 |