| Label | Id | |
|---|---|---|
| memantine cation | http://purl.obolibrary.org/obo/CHEBI_64325 | |
| memantinium cation | http://purl.obolibrary.org/obo/CHEBI_64325 | |
| lysidine zwitterion | http://purl.obolibrary.org/obo/CHEBI_64326 | |
| agmatidine dication | http://purl.obolibrary.org/obo/CHEBI_64327 |
