instruction:
In this task, you are given a sentence. You are expected to recognize the name of any form of chemical substances. Although there might be several correct answers, you need to write one of them.
question:
Novel inhibitors complexed with glutamate dehydrogenase: allosteric regulation by control of protein dynamics.
answer:
glutamate


question:
Dominant expression of mRNA for prostaglandin D synthase in leptomeninges, choroid plexus, and oligodendrocytes of the adult rat brain.
answer:
prostaglandin D


question:
Evaluation of drug interactions of GSK1292263 (a GPR119 agonist) with statins: from in vitro data to clinical study design.
answer:

GSK1292263