You will be presented a sentence from biomedical research text. Extract all terms that correspond to chemical entities of biological interest (ChEBI).
Return your identified terms in a JSON array, formatted like this: ["Entity1", "Entity2", ...].
If no such entities are detected, respond by providing an empty JSON array [].

Biomedical context:
ThesectionswerewashedinPBS,incubatedwithbiotinylatedsecondaryantibodies(1:1000~1:5000,SantaCruzBiotechnology)inPBSfor2hatRT,incubatedwithHRP-streptavidincomplexfor30min,rinsedinPBSandvisualizedusingaMetalEnhancedDiaminobenzidine(DAB)SubstrateKit(Pierce,Rockford,IL).
["Metal"]