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.

Q: Plasmacytoid dendritic cells produce cytokines and mature in response to the TLR7 agonists, imiquimod and resiquimod.

A: imiquimod
****
Q: Induction of heparin-binding EGF-like growth factor and activation of EGF receptor in imatinib mesylate-treated squamous carcinoma cells.

A: imatinib
****
Q: Use of (Gyro) Gy and spermine synthase transgenic mice to study functions of spermine.

A:
spermine
****