| Label | Id | |
|---|---|---|
| 3,7-dihydro-3-methyl-1H-purine-2,6-dione | http://purl.obolibrary.org/obo/CHEBI_62208 | |
| N(1)-demethyltheophylline | http://purl.obolibrary.org/obo/CHEBI_62208 | |
| 3-methyl-3,7(9)-dihydro-purine-2,6-dione | http://purl.obolibrary.org/obo/CHEBI_62208 | |
| 3-methyl-3,7-dihydro-1H-purine-2,6-dione | http://purl.obolibrary.org/obo/CHEBI_62208 | |
| 3-methyl-7H-xanthine | http://purl.obolibrary.org/obo/CHEBI_62208 | |
| 3-methylxanthine | http://purl.obolibrary.org/obo/CHEBI_62208 |