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:
ForanalysisofTACC1splicevariants,theforwardprimersusedwerelocatedinexon1b:EF(5'-gagagatgcgaaatcagcg-3'),Exon1d:X3F(5'-agtcaaagaaggcatctgcag-3'),Exon1a:1DF(5'-ccaagttctgcgccatggg-3').
[]