Pathway (2)   
   KEGG PATHWAY (2)   
Drug (1)   
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Chemical substance (16)   
   PubChem (1)   
   ChEBI (1)   
   3DMET (1)   
   HMDB (1)   
   MASSBANK (11)   
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Chemical reaction (5)   
   KEGG ENZYME (2)   
   KEGG REACTION (3)   
Gene (3776)   
   KEGG GENES (3776)   
All databases (3800)   

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