| Label | Id | |
|---|---|---|
| (6R)-2-amino-6-[(1R,2S)-1,2-dihydroxypropyl]-5,6,7,8-tetrahydropteridin-4(3H)-one dihydrochloride | http://purl.obolibrary.org/obo/CHEBI_32120 | |
| (6R)-tetrahydrobiopterin dihydrochloride | http://purl.obolibrary.org/obo/CHEBI_32120 | |
| (6R)-tetrahydrobiopterin hydrochloride | http://purl.obolibrary.org/obo/CHEBI_32120 | |
| sapropterin 2HCl | http://purl.obolibrary.org/obo/CHEBI_32120 | |
| sapropterin dihydrochloride | http://purl.obolibrary.org/obo/CHEBI_32120 | |
| sapropterin hydrochloride | http://purl.obolibrary.org/obo/CHEBI_32120 |
